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Finding the Third Proportional to 39,315,608 and 61,540,198

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Solution

The third proportional to 39,315,608 and 61,540,198 is: 96,328,052.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,315,608 : 61,540,198 = 61,540,198 : x
  2. Step 2: Convert to fraction form
    39,315,608/61,540,198 = 61,540,198/x
  3. Step 3: Cross multiply
    39,315,608x = 61,540,198 × 61,540,198
  4. Step 4: Simplify right side
    39,315,608x = 3,787,195,969,879,204
  5. Step 5: Solve for x
    x = 3,787,195,969,879,204/39,315,608
  6. Step 6: Final answer
    x = 96,328,052.97

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.