Finding the Fourth Proportional to 83,026,280.70, 124,554,511.35 and 41,548,819.68
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Solution
The fourth proportional to 83,026,280.70, 124,554,511.35 and 41,548,819.68 is: 62,330,781.15
Step by Step Solution
- Step 1: Write the proportion equation
83,026,280.70 : 124,554,511.35 = 41,548,819.68 : x - Step 2: Convert to fraction form
83,026,280.70/124,554,511.35 = 41,548,819.68/x - Step 3: Cross multiply
83,026,280.70x = 124,554,511.35 × 41,548,819.68 - Step 4: Simplify right side
83,026,280.70x = 5,175,092,932,411,663 - Step 5: Solve for x
x = 5,175,092,932,411,663/83,026,280.70 - Step 6: Final answer
x = 62,330,781.15
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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.