( | x | − | 500 | ) | × | 3 4 | ÷ | 400 | = | ( | x | − | 500 | ) | × | 3 4 | − | 102 | ÷ | 300 |
方程左边 = | ( | x | − | 500 | ) | × | 3 1600 |
( | x | − | 500 | ) | × | 3 1600 | = | ( | x | − | 500 | ) | × | 3 4 | − | 102 | ÷ | 300 |
方程左边 = | x | × | 3 1600 | − | 500 | × | 3 1600 |
= | x | × | 3 1600 | − | 15 16 |
3 1600 | x | − | 15 16 | = | ( | x | − | 500 | ) | × | 3 4 | − | 102 | ÷ | 300 |
方程右边 = | ( | x | − | 500 | ) | × | 3 4 | − | 17 50 |
3 1600 | x | − | 15 16 | = | ( | x | − | 500 | ) | × | 3 4 | − | 17 50 |
方程右边 = | x | × | 3 4 | − | 500 | × | 3 4 | − | 17 50 |
= | x | × | 3 4 | − | 375 | − | 17 50 |
= | 3 4 | x | − | 18767 50 |
3 1600 | x | − | 15 16 | = | 3 4 | x | − | 18767 50 |
3 1600 | x | − | 3 4 | x | = | - | 18767 50 | + | 15 16 |
- | 1197 1600 | x | = | - | 18767 50 | + | 15 16 |
- | 1197 1600 | x | = | - | 149761 400 |
149761 400 | = | 1197 1600 | x |
1197 1600 | x | = | 149761 400 |
x | = | 149761 400 | ÷ | 1197 1600 |
= | 149761 400 | × | 1600 1197 |
= | 149761 | × | 4 1197 |
x | = | 599044 1197 |
x | = | 500.45447 |