Finding the Fourth Proportional to 88,156,969.30, 132,235,453.95 and 63,844,527.70
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Solution
The fourth proportional to 88,156,969.30, 132,235,453.95 and 63,844,527.70 is: 95,766,791.55
Step by Step Solution
- Step 1: Write the proportion equation
88,156,969.30 : 132,235,453.95 = 63,844,527.70 : x - Step 2: Convert to fraction form
88,156,969.30/132,235,453.95 = 63,844,527.70/x - Step 3: Cross multiply
88,156,969.30x = 132,235,453.95 × 63,844,527.70 - Step 4: Simplify right side
88,156,969.30x = 8,442,510,102,632,850 - Step 5: Solve for x
x = 8,442,510,102,632,850/88,156,969.30 - Step 6: Final answer
x = 95,766,791.55
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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.