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Finding the Third Proportional to 40,907,134 and 87,487,832

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Solution

The third proportional to 40,907,134 and 87,487,832 is: 187,109,679.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,907,134 : 87,487,832 = 87,487,832 : x
  2. Step 2: Convert to fraction form
    40,907,134/87,487,832 = 87,487,832/x
  3. Step 3: Cross multiply
    40,907,134x = 87,487,832 × 87,487,832
  4. Step 4: Simplify right side
    40,907,134x = 7,654,120,748,060,224
  5. Step 5: Solve for x
    x = 7,654,120,748,060,224/40,907,134
  6. Step 6: Final answer
    x = 187,109,679.89

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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.