Finding the Fourth Proportional to 629,858,265.20, 944,787,397.80 and 604,349,097.20
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Solution
The fourth proportional to 629,858,265.20, 944,787,397.80 and 604,349,097.20 is: 906,523,645.80
Step by Step Solution
- Step 1: Write the proportion equation
629,858,265.20 : 944,787,397.80 = 604,349,097.20 : x - Step 2: Convert to fraction form
629,858,265.20/944,787,397.80 = 604,349,097.20/x - Step 3: Cross multiply
629,858,265.20x = 944,787,397.80 × 604,349,097.20 - Step 4: Simplify right side
629,858,265.20x = 570,981,410,906,367,296 - Step 5: Solve for x
x = 570,981,410,906,367,296/629,858,265.20 - Step 6: Final answer
x = 906,523,645.80
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Similar ratio
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.