Finding the Fourth Proportional to 97,090,414.20, 145,635,621.30 and 58,732,183.80
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Solution
The fourth proportional to 97,090,414.20, 145,635,621.30 and 58,732,183.80 is: 88,098,275.70
Step by Step Solution
- Step 1: Write the proportion equation
97,090,414.20 : 145,635,621.30 = 58,732,183.80 : x - Step 2: Convert to fraction form
97,090,414.20/145,635,621.30 = 58,732,183.80/x - Step 3: Cross multiply
97,090,414.20x = 145,635,621.30 × 58,732,183.80 - Step 4: Simplify right side
97,090,414.20x = 8,553,498,078,018,795 - Step 5: Solve for x
x = 8,553,498,078,018,795/97,090,414.20 - Step 6: Final answer
x = 88,098,275.70
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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.