| ( | 9219 250 | X | X | + | 38619 1000 | X | + | 6591 5000 | ) | × | 5 | ÷ | 305659851 200000000 | = | 1357020537 25000000 |
| 方程左边 = | ( | 9219 250 | X | X | + | 38619 1000 | X | + | 6591 5000 | ) | × | 1000000000 305659851 |
| ( | 9219 250 | X | X | + | 38619 1000 | X | + | 6591 5000 | ) | × | 1000000000 305659851 | = | 1357020537 25000000 |
| 方程左边 = | 9219 250 | X | X | × | 1000000000 305659851 | + | 38619 1000 | X | × | 1000000000 305659851 | + | 6591 5000 | × | 1000000000 305659851 |