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Finding the Third Proportional to 40,907,120 and 87,487,802

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Solution

The third proportional to 40,907,120 and 87,487,802 is: 187,109,615.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,907,120 : 87,487,802 = 87,487,802 : x
  2. Step 2: Convert to fraction form
    40,907,120/87,487,802 = 87,487,802/x
  3. Step 3: Cross multiply
    40,907,120x = 87,487,802 × 87,487,802
  4. Step 4: Simplify right side
    40,907,120x = 7,654,115,498,791,204
  5. Step 5: Solve for x
    x = 7,654,115,498,791,204/40,907,120
  6. Step 6: Final answer
    x = 187,109,615.61

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.