Finding the Fourth Proportional to 126,336,059.22, 174,344,963.68 and 74,125,983.18
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Solution
The fourth proportional to 126,336,059.22, 174,344,963.68 and 74,125,983.18 is: 102,294,562.02
Step by Step Solution
- Step 1: Write the proportion equation
126,336,059.22 : 174,344,963.68 = 74,125,983.18 : x - Step 2: Convert to fraction form
126,336,059.22/174,344,963.68 = 74,125,983.18/x - Step 3: Cross multiply
126,336,059.22x = 174,344,963.68 × 74,125,983.18 - Step 4: Simplify right side
126,336,059.22x = 12,923,491,845,261,392 - Step 5: Solve for x
x = 12,923,491,845,261,392/126,336,059.22 - Step 6: Final answer
x = 102,294,562.02
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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.