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Finding the Third Proportional to 42,694,476 and 91,873,163

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Solution

The third proportional to 42,694,476 and 91,873,163 is: 197,699,535.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,694,476 : 91,873,163 = 91,873,163 : x
  2. Step 2: Convert to fraction form
    42,694,476/91,873,163 = 91,873,163/x
  3. Step 3: Cross multiply
    42,694,476x = 91,873,163 × 91,873,163
  4. Step 4: Simplify right side
    42,694,476x = 8,440,678,079,624,569
  5. Step 5: Solve for x
    x = 8,440,678,079,624,569/42,694,476
  6. Step 6: Final answer
    x = 197,699,535.64

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.