Finding the Fourth Proportional to 45,201,179.18, 62,390,902.52 and 29,522,600.55
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Solution
The fourth proportional to 45,201,179.18, 62,390,902.52 and 29,522,600.55 is: 40,749,859.33
Step by Step Solution
- Step 1: Write the proportion equation
45,201,179.18 : 62,390,902.52 = 29,522,600.55 : x - Step 2: Convert to fraction form
45,201,179.18/62,390,902.52 = 29,522,600.55/x - Step 3: Cross multiply
45,201,179.18x = 62,390,902.52 × 29,522,600.55 - Step 4: Simplify right side
45,201,179.18x = 1,841,941,693,125,755 - Step 5: Solve for x
x = 1,841,941,693,125,755/45,201,179.18 - Step 6: Final answer
x = 40,749,859.33
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1.5x scale
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.