Finding the Fourth Proportional to 437,284,932.26, 655,928,643.56 and 126,417,854.97
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Solution
The fourth proportional to 437,284,932.26, 655,928,643.56 and 126,417,854.97 is: 189,627,142.43
Step by Step Solution
- Step 1: Write the proportion equation
437,284,932.26 : 655,928,643.56 = 126,417,854.97 : x - Step 2: Convert to fraction form
437,284,932.26/655,928,643.56 = 126,417,854.97/x - Step 3: Cross multiply
437,284,932.26x = 655,928,643.56 × 126,417,854.97 - Step 4: Simplify right side
437,284,932.26x = 82,921,092,131,604,800 - Step 5: Solve for x
x = 82,921,092,131,604,800/437,284,932.26 - Step 6: Final answer
x = 189,627,142.43
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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.