| ( | 336 | + | x | ) | × | 133 50000 | = | x |
| 方程左边 = | 336 | × | 133 50000 | + | x | × | 133 50000 |
| = | 2793 3125 | + | x | × | 133 50000 |
2793 3125 | + | 133 50000 | x | = | x |
133 50000 | x | − | x | = | - | 2793 3125 |
| - | 49867 50000 | x | = | - | 2793 3125 |
2793 3125 | = | 49867 50000 | x |
49867 50000 | x | = | 2793 3125 |
| x | = | 2793 3125 | ÷ | 49867 50000 |
| = | 2793 3125 | × | 50000 49867 |
| = | 2793 | × | 16 49867 |
| x | = | 44688 49867 |
| x | = | 0.896144 |