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Finding the Third Proportional to 131,060,995 and 203,497,172

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Solution

The third proportional to 131,060,995 and 203,497,172 is: 315,968,141.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,060,995 : 203,497,172 = 203,497,172 : x
  2. Step 2: Convert to fraction form
    131,060,995/203,497,172 = 203,497,172/x
  3. Step 3: Cross multiply
    131,060,995x = 203,497,172 × 203,497,172
  4. Step 4: Simplify right side
    131,060,995x = 41,411,099,011,997,584
  5. Step 5: Solve for x
    x = 41,411,099,011,997,584/131,060,995
  6. Step 6: Final answer
    x = 315,968,141.49

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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.