123 50 | x | ÷ | ( | 1 | + | 73 50 | x | ) | = | 99 10000 |
| 方程两边同时乘以: | ( | 1 | + | 73 50 | x | ) |
123 50 | x | = | 99 10000 | ( | 1 | + | 73 50 | x | ) |
123 50 | x | = | 99 10000 | × | 1 | + | 99 10000 | × | 73 50 | x |
123 50 | x | = | 99 10000 | + | 7227 500000 | x |
123 50 | x | − | 7227 500000 | x | = | 99 10000 |
1222773 500000 | x | = | 99 10000 |
| x | = | 99 10000 | ÷ | 1222773 500000 |
| = | 99 10000 | × | 500000 1222773 |
| = | 33 | × | 50 407591 |
| x | = | 1650 407591 |
| x | = | 0.004048 |