| ( | 1 50 | × | 256 125 | + | 1 | x | ) | ÷ | ( | 256 125 | + | x | ) | − | 3 100 | = | 0 |
| 方程两边同时乘以: | ( | 256 125 | + | x | ) |
| ( | 1 50 | × | 256 125 | + | 1 | x | ) | − | 3 100 | ( | 256 125 | + | x | ) | = | 0 |
1 50 | × | 256 125 | + | 1 | x | − | 3 100 | ( | 256 125 | + | x | ) | = | 0 |
128 3125 | + | 1 | x | − | 3 100 | ( | 256 125 | + | x | ) | = | 0 |
128 3125 | + | 1 | x | − | 3 100 | × | 256 125 | − | 3 100 | x | = | 0 |
128 3125 | + | 1 | x | − | 192 3125 | − | 3 100 | x | = | 0 |
| - | 64 3125 | + | 97 100 | x | = | 0 |
97 100 | x | = | 0 | + | 64 3125 |
97 100 | x | = | 64 3125 |
| x | = | 64 3125 | ÷ | 97 100 |
| = | 64 3125 | × | 100 97 |
| = | 64 125 | × | 4 97 |
| x | = | 256 12125 |
| x | = | 0.021113 |