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Finding the Third Proportional to 45,356,942 and 70,040,892

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Solution

The third proportional to 45,356,942 and 70,040,892 is: 108,158,229.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,356,942 : 70,040,892 = 70,040,892 : x
  2. Step 2: Convert to fraction form
    45,356,942/70,040,892 = 70,040,892/x
  3. Step 3: Cross multiply
    45,356,942x = 70,040,892 × 70,040,892
  4. Step 4: Simplify right side
    45,356,942x = 4,905,726,552,155,664
  5. Step 5: Solve for x
    x = 4,905,726,552,155,664/45,356,942
  6. Step 6: Final answer
    x = 108,158,229.72

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.