Finding the Fourth Proportional to 349,107,889.23, 482,228,761.68 and 258,764,526.09
Calculator
Solution
The fourth proportional to 349,107,889.23, 482,228,761.68 and 258,764,526.09 is: 357,435,912.60
Step by Step Solution
- Step 1: Write the proportion equation
349,107,889.23 : 482,228,761.68 = 258,764,526.09 : x - Step 2: Convert to fraction form
349,107,889.23/482,228,761.68 = 258,764,526.09/x - Step 3: Cross multiply
349,107,889.23x = 482,228,761.68 × 258,764,526.09 - Step 4: Simplify right side
349,107,889.23x = 124,783,696,983,092,752 - Step 5: Solve for x
x = 124,783,696,983,092,752/349,107,889.23 - Step 6: Final answer
x = 357,435,912.60
Related Problems
Find fourth proportional to 174,553,944.62, 241,114,380.84 and 129,382,263.05
Half scale
Find fourth proportional to 698,215,778.46, 964,457,523.36 and 517,529,052.18
Double scale
Find fourth proportional to 349,107,890.23, 482,228,763.06 and 258,764,527.09
Similar ratio
Find fourth proportional to 523,661,833.85, 723,343,142.52 and 388,146,789.14
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.