8614949 100 | ÷ | ( | 1 | − | x | ) | = | 135000 |
| 方程两边同时乘以: | ( | 1 | − | x | ) |
8614949 100 | = | 135000 | ( | 1 | − | x | ) |
8614949 100 | = | 135000 | × | 1 | − | 135000 | x |
8614949 100 | = | 135000 | − | 135000 | x |
| 135000 | x | = | 135000 | − | 8614949 100 |
| 135000 | x | = | 4885051 100 |
| x | = | 4885051 100 | ÷ | 135000 |
| = | 4885051 100 | × | 1 135000 |
| x | = | 4885051 13500000 |
| x | = | 0.361856 |