Finding the Fourth Proportional to 574,777,259.20, 862,165,888.80 and 332,912,555.20
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Solution
The fourth proportional to 574,777,259.20, 862,165,888.80 and 332,912,555.20 is: 499,368,832.80
Step by Step Solution
- Step 1: Write the proportion equation
574,777,259.20 : 862,165,888.80 = 332,912,555.20 : x - Step 2: Convert to fraction form
574,777,259.20/862,165,888.80 = 332,912,555.20/x - Step 3: Cross multiply
574,777,259.20x = 862,165,888.80 × 332,912,555.20 - Step 4: Simplify right side
574,777,259.20x = 287,025,849,046,687,040 - Step 5: Solve for x
x = 287,025,849,046,687,040/574,777,259.20 - Step 6: Final answer
x = 499,368,832.80
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Similar ratio
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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.