Finding the Fourth Proportional to 64,679,793.30, 97,019,689.95 and 32,336,687.70
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Solution
The fourth proportional to 64,679,793.30, 97,019,689.95 and 32,336,687.70 is: 48,505,031.55
Step by Step Solution
- Step 1: Write the proportion equation
64,679,793.30 : 97,019,689.95 = 32,336,687.70 : x - Step 2: Convert to fraction form
64,679,793.30/97,019,689.95 = 32,336,687.70/x - Step 3: Cross multiply
64,679,793.30x = 97,019,689.95 × 32,336,687.70 - Step 4: Simplify right side
64,679,793.30x = 3,137,295,414,663,978.50 - Step 5: Solve for x
x = 3,137,295,414,663,978.50/64,679,793.30 - Step 6: Final answer
x = 48,505,031.55
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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.