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Finding the Third Proportional to 115,058,016 and 247,192,122

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Solution

The third proportional to 115,058,016 and 247,192,122 is: 531,070,735.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,058,016 : 247,192,122 = 247,192,122 : x
  2. Step 2: Convert to fraction form
    115,058,016/247,192,122 = 247,192,122/x
  3. Step 3: Cross multiply
    115,058,016x = 247,192,122 × 247,192,122
  4. Step 4: Simplify right side
    115,058,016x = 61,103,945,178,862,880
  5. Step 5: Solve for x
    x = 61,103,945,178,862,880/115,058,016
  6. Step 6: Final answer
    x = 531,070,735.47

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.