题目内容
如果a÷
=b÷
=c÷
,并且a,b,c都不为零,a:b:c=
1 |
2 |
4 |
3 |
5 |
5 |
3:8:6
3:8:6
.分析:假设a÷
=b÷
=c÷
=1,则可以分别求出a、b、c的值,再据比的意义即可得解.
1 |
2 |
4 |
3 |
5 |
5 |
解答:解:假设a÷
=b÷
=c÷
=1,
则a÷
=1,a=
,
b÷
=1,b=
,
c÷
=1,c=1,
所以a:b:c,
=
:
:1,
=(
×6):(
×6):(1×6),
=3:8:6;
故答案为:3:8:6.
1 |
2 |
4 |
3 |
5 |
5 |
则a÷
1 |
2 |
1 |
2 |
b÷
4 |
3 |
4 |
3 |
c÷
5 |
5 |
所以a:b:c,
=
1 |
2 |
4 |
3 |
=(
1 |
2 |
4 |
3 |
=3:8:6;
故答案为:3:8:6.
点评:解答此题的关键是假设三个式子的值都等于1,问题即可得解.
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