Finding the Fourth Proportional to 88,591,990.70, 132,887,986.05 and 54,402,473.90
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Solution
The fourth proportional to 88,591,990.70, 132,887,986.05 and 54,402,473.90 is: 81,603,710.85
Step by Step Solution
- Step 1: Write the proportion equation
88,591,990.70 : 132,887,986.05 = 54,402,473.90 : x - Step 2: Convert to fraction form
88,591,990.70/132,887,986.05 = 54,402,473.90/x - Step 3: Cross multiply
88,591,990.70x = 132,887,986.05 × 54,402,473.90 - Step 4: Simplify right side
88,591,990.70x = 7,229,435,192,708,689 - Step 5: Solve for x
x = 7,229,435,192,708,689/88,591,990.70 - Step 6: Final answer
x = 81,603,710.85
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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.