Finding the Fourth Proportional to 629,468,376.90, 944,202,565.35 and 591,173,132.10
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Solution
The fourth proportional to 629,468,376.90, 944,202,565.35 and 591,173,132.10 is: 886,759,698.15
Step by Step Solution
- Step 1: Write the proportion equation
629,468,376.90 : 944,202,565.35 = 591,173,132.10 : x - Step 2: Convert to fraction form
629,468,376.90/944,202,565.35 = 591,173,132.10/x - Step 3: Cross multiply
629,468,376.90x = 944,202,565.35 × 591,173,132.10 - Step 4: Simplify right side
629,468,376.90x = 558,187,187,894,814,464 - Step 5: Solve for x
x = 558,187,187,894,814,464/629,468,376.90 - Step 6: Final answer
x = 886,759,698.15
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Double scale
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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.