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Finding the Third Proportional to 115,055,760 and 247,187,608

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Solution

The third proportional to 115,055,760 and 247,187,608 is: 531,061,752.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,055,760 : 247,187,608 = 247,187,608 : x
  2. Step 2: Convert to fraction form
    115,055,760/247,187,608 = 247,187,608/x
  3. Step 3: Cross multiply
    115,055,760x = 247,187,608 × 247,187,608
  4. Step 4: Simplify right side
    115,055,760x = 61,101,713,548,761,664
  5. Step 5: Solve for x
    x = 61,101,713,548,761,664/115,055,760
  6. Step 6: Final answer
    x = 531,061,752.57

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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.