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Finding the Third Proportional to 61,436,192 and 131,989,681

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Solution

The third proportional to 61,436,192 and 131,989,681 is: 283,566,987.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,436,192 : 131,989,681 = 131,989,681 : x
  2. Step 2: Convert to fraction form
    61,436,192/131,989,681 = 131,989,681/x
  3. Step 3: Cross multiply
    61,436,192x = 131,989,681 × 131,989,681
  4. Step 4: Simplify right side
    61,436,192x = 17,421,275,890,481,760
  5. Step 5: Solve for x
    x = 17,421,275,890,481,760/61,436,192
  6. Step 6: Final answer
    x = 283,566,987.53

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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.