Finding the Fourth Proportional to 88,264,613.52, 121,806,287.19 and 48,576,713.85
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Solution
The fourth proportional to 88,264,613.52, 121,806,287.19 and 48,576,713.85 is: 67,036,481.80
Step by Step Solution
- Step 1: Write the proportion equation
88,264,613.52 : 121,806,287.19 = 48,576,713.85 : x - Step 2: Convert to fraction form
88,264,613.52/121,806,287.19 = 48,576,713.85/x - Step 3: Cross multiply
88,264,613.52x = 121,806,287.19 × 48,576,713.85 - Step 4: Simplify right side
88,264,613.52x = 5,916,949,157,959,551 - Step 5: Solve for x
x = 5,916,949,157,959,551/88,264,613.52 - Step 6: Final answer
x = 67,036,481.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.