| ( | 90151 500 | + | x | ) | ÷ | ( | 19200 | + | x | ) | = | 5303 500000 |
| 方程两边同时乘以: | ( | 19200 | + | x | ) |
| ( | 90151 500 | + | x | ) | = | 5303 500000 | ( | 19200 | + | x | ) |
90151 500 | + | x | = | 5303 500000 | ( | 19200 | + | x | ) |
90151 500 | + | x | = | 5303 500000 | × | 19200 | + | 5303 500000 | x |
90151 500 | + | x | = | 127272 625 | + | 5303 500000 | x |
| x | − | 5303 500000 | x | = | 127272 625 | − | 90151 500 |
494697 500000 | x | = | 127272 625 | − | 90151 500 |
494697 500000 | x | = | 58333 2500 |
| x | = | 58333 2500 | ÷ | 494697 500000 |
| = | 58333 2500 | × | 500000 494697 |
| = | 58333 | × | 200 494697 |
| x | = | 11666600 494697 |
| x | = | 23.583325 |