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Finding the Third Proportional to 87,330,909 and 131,060,300

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Solution

The third proportional to 87,330,909 and 131,060,300 is: 196,686,401.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,330,909 : 131,060,300 = 131,060,300 : x
  2. Step 2: Convert to fraction form
    87,330,909/131,060,300 = 131,060,300/x
  3. Step 3: Cross multiply
    87,330,909x = 131,060,300 × 131,060,300
  4. Step 4: Simplify right side
    87,330,909x = 17,176,802,236,090,000
  5. Step 5: Solve for x
    x = 17,176,802,236,090,000/87,330,909
  6. Step 6: Final answer
    x = 196,686,401.56

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.