Finding the Fourth Proportional to 564,766,165.70, 847,149,248.55 and 201,129,301.70
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Solution
The fourth proportional to 564,766,165.70, 847,149,248.55 and 201,129,301.70 is: 301,693,952.55
Step by Step Solution
- Step 1: Write the proportion equation
564,766,165.70 : 847,149,248.55 = 201,129,301.70 : x - Step 2: Convert to fraction form
564,766,165.70/847,149,248.55 = 201,129,301.70/x - Step 3: Cross multiply
564,766,165.70x = 847,149,248.55 × 201,129,301.70 - Step 4: Simplify right side
564,766,165.70x = 170,386,536,796,541,216 - Step 5: Solve for x
x = 170,386,536,796,541,216/564,766,165.70 - Step 6: Final answer
x = 301,693,952.55
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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.