Finding the Fourth Proportional to 132,207,223.98, 182,253,682.84 and 92,391,137.40
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Solution
The fourth proportional to 132,207,223.98, 182,253,682.84 and 92,391,137.40 is: 127,365,393.10
Step by Step Solution
- Step 1: Write the proportion equation
132,207,223.98 : 182,253,682.84 = 92,391,137.40 : x - Step 2: Convert to fraction form
132,207,223.98/182,253,682.84 = 92,391,137.40/x - Step 3: Cross multiply
132,207,223.98x = 182,253,682.84 × 92,391,137.40 - Step 4: Simplify right side
132,207,223.98x = 16,838,625,052,926,464 - Step 5: Solve for x
x = 16,838,625,052,926,464/132,207,223.98 - Step 6: Final answer
x = 127,365,393.10
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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.