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Finding the Third Proportional to 131,060,891 and 203,497,017

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Solution

The third proportional to 131,060,891 and 203,497,017 is: 315,967,910.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,060,891 : 203,497,017 = 203,497,017 : x
  2. Step 2: Convert to fraction form
    131,060,891/203,497,017 = 203,497,017/x
  3. Step 3: Cross multiply
    131,060,891x = 203,497,017 × 203,497,017
  4. Step 4: Simplify right side
    131,060,891x = 41,411,035,927,898,288
  5. Step 5: Solve for x
    x = 41,411,035,927,898,288/131,060,891
  6. Step 6: Final answer
    x = 315,967,910.88

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.