| ( | 19089 125 | × | 2483 8000 | ) | ÷ | ( | 4725939 1000000 | × | 50 | ) | = | x |
| 方程两边同时乘以: | ( | 4725939 1000000 | × | 50 | ) |
| ( | 19089 125 | × | 2483 8000 | ) | = | x | ( | 4725939 1000000 | × | 50 | ) |
19089 125 | × | 2483 8000 | = | x | ( | 4725939 1000000 | × | 50 | ) |
19089 125 | × | 2483 8000 | = | x | × | 4725939 1000000 | × | 50 |
47397987 1000000 | = | x | × | 4725939 20000 |
| - | 4725939 20000 | x | = | - | 47397987 1000000 |
47397987 1000000 | = | 4725939 20000 | x |
4725939 20000 | x | = | 47397987 1000000 |
| x | = | 47397987 1000000 | ÷ | 4725939 20000 |
| = | 47397987 1000000 | × | 20000 4725939 |
| = | 15799329 50 | × | 1 1575313 |
| x | = | 15799329 78765650 |
| x | = | 0.200587 |