| Adrien Marie Legendre - Geometry - 1836 - 394 pages
...thus, A : B :; C : D, and read, A is to B as C is to D. The quantities which are compared together are called the terms of the proportion. The first and last terms are called the two extremes, and the second and third terms, the two means. 3. Of four proportional quantities,... | |
| Charles Davies - Algebra - 1839 - 264 pages
...quantities thus : A ; B ; : C : D; and read, A is to B as C to D. The quantities which are compared together are called the terms of the proportion. The first and last terms are called the two extremes, and the second and third terms, thfe two means. Thus, A and D are the extremes,... | |
| Algebra - 1839 - 368 pages
...quantities thus, A : B : : C : D. and read, A is to B, as C to D. The quantities which are compared together are called the terms of the proportion. The first and last terms are called the two extremes, and the second and third terms the two means. 170. Of four proportional quantities,... | |
| Charles Davies - Algebra - 1842 - 284 pages
...thus : A : B : : C : D ; and read, A is to B as C to D. The quantities which are compared together are called the terms of the proportion. The first and last terms are called the two extremes, and the second and third terms, the two means. Thus, A and D are the extremes,... | |
| Alonzo Potter, George Barrell Emerson - Education - 1842 - 586 pages
...5=9 : 15. Another in which the ratio shall be $ths. 4:9 = 12:27, &c. The four numbers which form a proportion are called the terms of the proportion ; the first and last are called the extremes, and the second and third are called the middle terms, or the means. Now examine... | |
| Nicholas Tillinghast - Geometry, Plane - 1844 - 108 pages
...written thus ; 12 : 6 : : 8 : 4, which is read, 12 is to 6, as 8 is to 4. 3. The numbers which make a proportion are called the terms of the proportion ; the first and last terms are called the extremes, the second and third the means. 4. The first and third terms are called antecedents,... | |
| Charles Davies - Algebra - 1845 - 382 pages
...thus, A : B : : C : D, and read, A is to B, as C is to D. The quantities which are compared together are called the terms of the proportion. The first and last terms are called the two extremes, and the second and third terms, the two means. 170. Of four proportional quantities,... | |
| Elias Loomis - Algebra - 1846 - 376 pages
...another; two equal ratios form a proportion. (210.) In the proportion a : b : : с : d, a, b, c, d are called the terms of the proportion. The first and last terms are called the extremes, the second and third the meansThe first term is called the first antecedent, the... | |
| Elias Loomis - Algebra - 1846 - 380 pages
...by another; two equal ratios form a proportion. (210.) In the proportion a : b : : c : d, a, b, c, d are called the terms of the proportion. The first and last terms are called the extremes, the second and third the means* The first term is called the first antecedent,... | |
| Charles Davies - Algebra - 1848 - 302 pages
...thus : A : B : : C : D ; and read, A is to B as C to D. The quantities which are compared together are called the terms of the proportion. The first and last terms are called the two extremes, and the second and third terms, the two means. Thus, A and D are the extremes,... | |
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