Finding the Fourth Proportional to 48,876,077.20, 73,207,827.60 and 29,673,342.40
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Solution
The fourth proportional to 48,876,077.20, 73,207,827.60 and 29,673,342.40 is: 44,445,484.56
Step by Step Solution
- Step 1: Write the proportion equation
48,876,077.20 : 73,207,827.60 = 29,673,342.40 : x - Step 2: Convert to fraction form
48,876,077.20/73,207,827.60 = 29,673,342.40/x - Step 3: Cross multiply
48,876,077.20x = 73,207,827.60 × 29,673,342.40 - Step 4: Simplify right side
48,876,077.20x = 2,172,320,934,734,970 - Step 5: Solve for x
x = 2,172,320,934,734,970/48,876,077.20 - Step 6: Final answer
x = 44,445,484.56
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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.