Finding the Third Proportional to 71,659,821 and 156,732,233
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Solution
The third proportional to 71,659,821 and 156,732,233 is: 342,800,086.83
Step by Step Solution
- Step 1: Write the proportion equation
71,659,821 : 156,732,233 = 156,732,233 : x - Step 2: Convert to fraction form
71,659,821/156,732,233 = 156,732,233/x - Step 3: Cross multiply
71,659,821x = 156,732,233 × 156,732,233 - Step 4: Simplify right side
71,659,821x = 24,564,992,861,166,288 - Step 5: Solve for x
x = 24,564,992,861,166,288/71,659,821 - Step 6: Final answer
x = 342,800,086.83
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.