题目内容
若3a=5b,则
=
.
| a |
| b |
| 5 |
| 3 |
| 5 |
| 3 |
分析:根据
=
,则有ac=bd求解.
| a |
| b |
| d |
| c |
解答:解:∵3a=5b,
∴
=
.
故答案为
.
∴
| a |
| b |
| 5 |
| 3 |
故答案为
| 5 |
| 3 |
点评:本题考查了比例的性质:若
=
,则ac=bd.
| a |
| b |
| d |
| c |
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