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Finding the Third Proportional to 55,698,496 and 81,123,936

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Solution

The third proportional to 55,698,496 and 81,123,936 is: 118,155,667.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,698,496 : 81,123,936 = 81,123,936 : x
  2. Step 2: Convert to fraction form
    55,698,496/81,123,936 = 81,123,936/x
  3. Step 3: Cross multiply
    55,698,496x = 81,123,936 × 81,123,936
  4. Step 4: Simplify right side
    55,698,496x = 6,581,092,992,132,096
  5. Step 5: Solve for x
    x = 6,581,092,992,132,096/55,698,496
  6. Step 6: Final answer
    x = 118,155,667.83

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.