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Finding the Third Proportional to 42,634,860 and 93,770,831

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Solution

The third proportional to 42,634,860 and 93,770,831 is: 206,238,949.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,634,860 : 93,770,831 = 93,770,831 : x
  2. Step 2: Convert to fraction form
    42,634,860/93,770,831 = 93,770,831/x
  3. Step 3: Cross multiply
    42,634,860x = 93,770,831 × 93,770,831
  4. Step 4: Simplify right side
    42,634,860x = 8,792,968,746,430,561
  5. Step 5: Solve for x
    x = 8,792,968,746,430,561/42,634,860
  6. Step 6: Final answer
    x = 206,238,949.69

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.