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Finding the Third Proportional to 57,719,351 and 89,449,101

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Solution

The third proportional to 57,719,351 and 89,449,101 is: 138,621,476.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,719,351 : 89,449,101 = 89,449,101 : x
  2. Step 2: Convert to fraction form
    57,719,351/89,449,101 = 89,449,101/x
  3. Step 3: Cross multiply
    57,719,351x = 89,449,101 × 89,449,101
  4. Step 4: Simplify right side
    57,719,351x = 8,001,141,669,708,201
  5. Step 5: Solve for x
    x = 8,001,141,669,708,201/57,719,351
  6. Step 6: Final answer
    x = 138,621,476.70

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.