113 100 | x | ÷ | 13 100 | + | 103 100 | ( | 2253579 100 | − | x | ) | ÷ | 3 100 | = | 3792369 50 |
| 方程左边 = | 113 13 | x | + | 103 3 | ( | 2253579 100 | − | x | ) |
113 13 | x | + | 103 3 | ( | 2253579 100 | − | x | ) | = | 3792369 50 |
| 方程左边 = | 113 13 | x | + | 103 3 | × | 2253579 100 | − | 103 3 | x |
| = | 113 13 | x | + | 77372879 100 | − | 103 3 | x |
| = | - | 1000 39 | x | + | 77372879 100 |
| - | 1000 39 | x | + | 77372879 100 | = | 3792369 50 |
| - | 1000 39 | x | = | 3792369 50 | − | 77372879 100 |
| - | 1000 39 | x | = | - | 69788141 100 |
69788141 100 | = | 1000 39 | x |
1000 39 | x | = | 69788141 100 |
| x | = | 69788141 100 | ÷ | 1000 39 |
| = | 69788141 100 | × | 39 1000 |
| x | = | 2721737499 100000 |
| x | = | 27217.37499 |