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Finding the Third Proportional to 115,055,738 and 247,187,569

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Solution

The third proportional to 115,055,738 and 247,187,569 is: 531,061,686.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,055,738 : 247,187,569 = 247,187,569 : x
  2. Step 2: Convert to fraction form
    115,055,738/247,187,569 = 247,187,569/x
  3. Step 3: Cross multiply
    115,055,738x = 247,187,569 × 247,187,569
  4. Step 4: Simplify right side
    115,055,738x = 61,101,694,268,129,760
  5. Step 5: Solve for x
    x = 61,101,694,268,129,760/115,055,738
  6. Step 6: Final answer
    x = 531,061,686.54

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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.