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Finding the Third Proportional to 38,666,163 and 54,202,612.50

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Solution

The third proportional to 38,666,163 and 54,202,612.50 is: 75,981,762.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,666,163 : 54,202,612.50 = 54,202,612.50 : x
  2. Step 2: Convert to fraction form
    38,666,163/54,202,612.50 = 54,202,612.50/x
  3. Step 3: Cross multiply
    38,666,163x = 54,202,612.50 × 54,202,612.50
  4. Step 4: Simplify right side
    38,666,163x = 2,937,923,201,825,156
  5. Step 5: Solve for x
    x = 2,937,923,201,825,156/38,666,163
  6. Step 6: Final answer
    x = 75,981,762.19

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.