Finding the Fourth Proportional to 162,981,381.12, 244,572,627.71 and 75,526,597.08
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Solution
The fourth proportional to 162,981,381.12, 244,572,627.71 and 75,526,597.08 is: 113,336,493.92
Step by Step Solution
- Step 1: Write the proportion equation
162,981,381.12 : 244,572,627.71 = 75,526,597.08 : x - Step 2: Convert to fraction form
162,981,381.12/244,572,627.71 = 75,526,597.08/x - Step 3: Cross multiply
162,981,381.12x = 244,572,627.71 × 75,526,597.08 - Step 4: Simplify right side
162,981,381.12x = 18,471,738,309,850,012 - Step 5: Solve for x
x = 18,471,738,309,850,012/162,981,381.12 - Step 6: Final answer
x = 113,336,493.92
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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.