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Finding the Third Proportional to 57,312,905 and 125,885,081

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Solution

The third proportional to 57,312,905 and 125,885,081 is: 276,500,617.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,312,905 : 125,885,081 = 125,885,081 : x
  2. Step 2: Convert to fraction form
    57,312,905/125,885,081 = 125,885,081/x
  3. Step 3: Cross multiply
    57,312,905x = 125,885,081 × 125,885,081
  4. Step 4: Simplify right side
    57,312,905x = 15,847,053,618,376,560
  5. Step 5: Solve for x
    x = 15,847,053,618,376,560/57,312,905
  6. Step 6: Final answer
    x = 276,500,617.42

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.