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Finding the Third Proportional to 68,091,090 and 108,399,249

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Solution

The third proportional to 68,091,090 and 108,399,249 is: 172,568,792.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,091,090 : 108,399,249 = 108,399,249 : x
  2. Step 2: Convert to fraction form
    68,091,090/108,399,249 = 108,399,249/x
  3. Step 3: Cross multiply
    68,091,090x = 108,399,249 × 108,399,249
  4. Step 4: Simplify right side
    68,091,090x = 11,750,397,183,764,000
  5. Step 5: Solve for x
    x = 11,750,397,183,764,000/68,091,090
  6. Step 6: Final answer
    x = 172,568,792.54

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.