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Finding the Third Proportional to 25,256,781 and 54,555,165

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Solution

The third proportional to 25,256,781 and 54,555,165 is: 117,840,275.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,256,781 : 54,555,165 = 54,555,165 : x
  2. Step 2: Convert to fraction form
    25,256,781/54,555,165 = 54,555,165/x
  3. Step 3: Cross multiply
    25,256,781x = 54,555,165 × 54,555,165
  4. Step 4: Simplify right side
    25,256,781x = 2,976,266,028,177,225
  5. Step 5: Solve for x
    x = 2,976,266,028,177,225/25,256,781
  6. Step 6: Final answer
    x = 117,840,275.38

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.