Finding the Fourth Proportional to 1,165,023,333.08, 1,607,737,679.34 and 636,394,653.08
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Solution
The fourth proportional to 1,165,023,333.08, 1,607,737,679.34 and 636,394,653.08 is: 878,227,614.53
Step by Step Solution
- Step 1: Write the proportion equation
1,165,023,333.08 : 1,607,737,679.34 = 636,394,653.08 : x - Step 2: Convert to fraction form
1,165,023,333.08/1,607,737,679.34 = 636,394,653.08/x - Step 3: Cross multiply
1,165,023,333.08x = 1,607,737,679.34 × 636,394,653.08 - Step 4: Simplify right side
1,165,023,333.08x = 1,023,155,662,687,223,552 - Step 5: Solve for x
x = 1,023,155,662,687,223,552/1,165,023,333.08 - Step 6: Final answer
x = 878,227,614.53
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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.