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Finding the Third Proportional to 40,871,604 and 68,116,615

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Solution

The third proportional to 40,871,604 and 68,116,615 is: 113,523,150.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,871,604 : 68,116,615 = 68,116,615 : x
  2. Step 2: Convert to fraction form
    40,871,604/68,116,615 = 68,116,615/x
  3. Step 3: Cross multiply
    40,871,604x = 68,116,615 × 68,116,615
  4. Step 4: Simplify right side
    40,871,604x = 4,639,873,239,058,225
  5. Step 5: Solve for x
    x = 4,639,873,239,058,225/40,871,604
  6. Step 6: Final answer
    x = 113,523,150.18

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.