 | Algebra - 1838 - 372 pages
...B is expressed by _ A' 169. If there be four magnitudes, A, B, C, and D, having such values that BD then A is said to have the same ratio to B, that C...the ratio of A to B is equal to the ratio of C to 1), we write the quantities thus, A : B : : C : D. and read, A is to B, as C to D. The quantities which... | |
 | Adrien Marie Legendre - Geometry - 1838 - 372 pages
...When four quantities have this relation to each other, they are said to be in proportion. To indicate that the ratio of A to B is equal to the ratio of C to D, the quantities are usually written thus, A : B : : C : D, and read, A is to B as C is to D. The... | |
 | Charles Davies - Algebra - 1839 - 264 pages
...proportion. And in general, if there be four quantities. A, B, C, and D, having such values that BD then A is said to have the same ratio to B that C...the ratio of A to B is equal to the ratio of C to D, we write the quantities thus : A ; B ; : C : D; and read, A is to B as C to D. The quantities which... | |
 | Charles Davies - Algebra - 1839 - 272 pages
...proportion. And in general, if there be four quantities, A, B, C, and D, having such values that B_D A~Cthen A is said to have the same ratio to B that C has to...the ratio of A to B is equal to the ratio of C to D, we write the quantities thus : A : B : : C : D; and read, A is to B as C to D. The quantities which... | |
 | Algebra - 1839 - 368 pages
...expressed by B T 169. If there be four magnitudes, A, B, C, and D, having such values that B -R. A~C' then A is said to have the same ratio to B, that C...to each other, they are said to be in proportion. IJence, proportion is an equality of ratios. To express that the ratio of A to B is equal to the ratio... | |
 | Charles Davies - Algebra - 1840 - 266 pages
...proportion. And in general, if there be four quantities, A, B, C, and D, having such values that D_D ~A~C' then A is said to have the same ratio to B that C...to each other, they are said to be in proportion. H«nce, proportion is an equality of ratios. To express that the ratio of A to B is equal to the ratio... | |
 | Charles Davies - Algebra - 1842 - 284 pages
...proportion. And in general, if there be four quantities, A, B, C, and D, having such values that S. D A~ C' then A is said to have the same ratio to B that C...the ratio of A to B is equal to the ratio of C to D, we write the quantities thus : A : B : : C : D ; and read, A is to B as C to D. The quantities which... | |
 | Charles Davies - Algebra - 1845 - 382 pages
...B is expressed 169. If there be four magnitudes, A, B, C, and D, having such values that 2--RA ~ C' then A is said to have the same ratio to B, that C...the ratio of A to B is equal to the ratio of C to D, we write the quantities thus, A : B : : C : D, and read, A is to B, as C is to D. The quantities... | |
 | Nathan Scholfield - 1845 - 894 pages
...have such values that "RT) - is equal to -, then A is said to have the same ratio to B A \j that C has to D. When four quantities have this relation to each other, they are said to be in proportion. Proportion, then, is an equality of ratios. 9. To indicate that the ratio of A to B is equal to the... | |
 | Algebra - 1847 - 386 pages
...to have the same ratio to B, that С has to D\ or, the ratio of A to В is equal to the ratio of С to D. When four quantities have this relation to each...equality of ratios. To express that the ratio of A to В is equal to the ratio of С to D, we write the quantities thus, A : В : : С : D, and read, A is... | |
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C' then A is said to have the same ratio to B that C has to D ; or, the ratio of A to B is equal to the ratio of C to D. 
