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Finding the Third Proportional to 131,781,956 and 192,821,940

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Solution

The third proportional to 131,781,956 and 192,821,940 is: 282,134,987.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,781,956 : 192,821,940 = 192,821,940 : x
  2. Step 2: Convert to fraction form
    131,781,956/192,821,940 = 192,821,940/x
  3. Step 3: Cross multiply
    131,781,956x = 192,821,940 × 192,821,940
  4. Step 4: Simplify right side
    131,781,956x = 37,180,300,545,363,600
  5. Step 5: Solve for x
    x = 37,180,300,545,363,600/131,781,956
  6. Step 6: Final answer
    x = 282,134,987.78

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.