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Finding the Third Proportional to 1,038,540,750 and 1,485,016,809

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Solution

The third proportional to 1,038,540,750 and 1,485,016,809 is: 2,123,436,103.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,540,750 : 1,485,016,809 = 1,485,016,809 : x
  2. Step 2: Convert to fraction form
    1,038,540,750/1,485,016,809 = 1,485,016,809/x
  3. Step 3: Cross multiply
    1,038,540,750x = 1,485,016,809 × 1,485,016,809
  4. Step 4: Simplify right side
    1,038,540,750x = 2,205,274,923,012,542,464
  5. Step 5: Solve for x
    x = 2,205,274,923,012,542,464/1,038,540,750
  6. Step 6: Final answer
    x = 2,123,436,103.02

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.