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Finding the Third Proportional to 90,155,634 and 135,251,922

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Solution

The third proportional to 90,155,634 and 135,251,922 is: 202,905,593.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,155,634 : 135,251,922 = 135,251,922 : x
  2. Step 2: Convert to fraction form
    90,155,634/135,251,922 = 135,251,922/x
  3. Step 3: Cross multiply
    90,155,634x = 135,251,922 × 135,251,922
  4. Step 4: Simplify right side
    90,155,634x = 18,293,082,404,694,084
  5. Step 5: Solve for x
    x = 18,293,082,404,694,084/90,155,634
  6. Step 6: Final answer
    x = 202,905,593.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.