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Finding the Third Proportional to 754,986,029 and 1,640,657,119

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Solution

The third proportional to 754,986,029 and 1,640,657,119 is: 3,565,305,421.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,986,029 : 1,640,657,119 = 1,640,657,119 : x
  2. Step 2: Convert to fraction form
    754,986,029/1,640,657,119 = 1,640,657,119/x
  3. Step 3: Cross multiply
    754,986,029x = 1,640,657,119 × 1,640,657,119
  4. Step 4: Simplify right side
    754,986,029x = 2,691,755,782,125,380,096
  5. Step 5: Solve for x
    x = 2,691,755,782,125,380,096/754,986,029
  6. Step 6: Final answer
    x = 3,565,305,421.20

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.