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Finding the Third Proportional to 61,435,282 and 131,987,851

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Solution

The third proportional to 61,435,282 and 131,987,851 is: 283,563,324.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,435,282 : 131,987,851 = 131,987,851 : x
  2. Step 2: Convert to fraction form
    61,435,282/131,987,851 = 131,987,851/x
  3. Step 3: Cross multiply
    61,435,282x = 131,987,851 × 131,987,851
  4. Step 4: Simplify right side
    61,435,282x = 17,420,792,811,598,200
  5. Step 5: Solve for x
    x = 17,420,792,811,598,200/61,435,282
  6. Step 6: Final answer
    x = 283,563,324.60

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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.