| ( | x | ÷ | 5006 25 | × | 52247 100 | ) | ÷ | ( | ( | x | ÷ | 5006 25 | × | 52247 100 | ) | + | ( | x | ÷ | 5006 25 | × | 2121 1000 | × | 14919 100 | ) | + | 5 | ) | = | 1 20 |
| 方程两边同时乘以: | ( | ( | x | ÷ | 5006 25 | × | 52247 100 | ) | + | ( | x | ÷ | 5006 25 | × | 2121 1000 | × | 14919 100 | ) | + | 5 | ) |
| ( | x | ÷ | 5006 25 | × | 52247 100 | ) | = | 1 20 | ( | ( | x | ÷ | 5006 25 | × | 52247 100 | ) | + | ( | x | ÷ | 5006 25 | × | 2121 1000 | × | 14919 100 | ) | + | 5 | ) |
| x | ÷ | 5006 25 | × | 52247 100 | = | 1 20 | ( | ( | x | ÷ | 5006 25 | × | 52247 100 | ) | + | ( | x | ÷ | 5006 25 | × | 2121 1000 | × | 14919 100 | ) | + | 5 | ) |
| x | ÷ | 5006 25 | × | 52247 100 | = | 1 20 | ( | x | ÷ | 5006 25 | × | 52247 100 | ) | + | 1 20 | ( | x | ÷ | 5006 25 | × | 2121 1000 | × | 14919 100 | ) | + | 1 20 | × | 5 |
| x | × | 52247 20024 | = | 1 20 | ( | x | ÷ | 5006 25 | × | 52247 100 | ) | + | 1 20 | ( | x | ÷ | 5006 25 | × | 2121 1000 | × | 14919 100 | ) | + | 1 4 |
52247 20024 | x | = | 1 20 | x | ÷ | 5006 25 | × | 52247 100 | + | 1 20 | ( | x | ÷ | 5006 25 | × | 2121 1000 | × | 14919 100 | ) | + | 1 4 |
52247 20024 | x | = | 52247 400480 | x | + | 1 20 | ( | x | ÷ | 5006 25 | × | 2121 1000 | × | 14919 100 | ) | + | 1 4 |
52247 20024 | x | = | 52247 400480 | x | + | 1 20 | x | ÷ | 5006 25 | × | 2121 1000 | × | 14919 100 | + | 1 4 |
52247 20024 | x | = | 52247 400480 | x | + | 31643199 400480000 | x | + | 1 4 |