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Finding the Third Proportional to 40,377,163.50 and 87,569,019

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Solution

The third proportional to 40,377,163.50 and 87,569,019 is: 189,917,577.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,377,163.50 : 87,569,019 = 87,569,019 : x
  2. Step 2: Convert to fraction form
    40,377,163.50/87,569,019 = 87,569,019/x
  3. Step 3: Cross multiply
    40,377,163.50x = 87,569,019 × 87,569,019
  4. Step 4: Simplify right side
    40,377,163.50x = 7,668,333,088,622,361
  5. Step 5: Solve for x
    x = 7,668,333,088,622,361/40,377,163.50
  6. Step 6: Final answer
    x = 189,917,577.76

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.