Finding the Fourth Proportional to 437,292,053.10, 656,190,022.05 and 164,858,337.90
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Solution
The fourth proportional to 437,292,053.10, 656,190,022.05 and 164,858,337.90 is: 247,382,488.69
Step by Step Solution
- Step 1: Write the proportion equation
437,292,053.10 : 656,190,022.05 = 164,858,337.90 : x - Step 2: Convert to fraction form
437,292,053.10/656,190,022.05 = 164,858,337.90/x - Step 3: Cross multiply
437,292,053.10x = 656,190,022.05 × 164,858,337.90 - Step 4: Simplify right side
437,292,053.10x = 108,178,396,381,727,344 - Step 5: Solve for x
x = 108,178,396,381,727,344/437,292,053.10 - Step 6: Final answer
x = 247,382,488.69
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.