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Finding the Third Proportional to 754,986,022 and 1,640,657,105

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Solution

The third proportional to 754,986,022 and 1,640,657,105 is: 3,565,305,393.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,986,022 : 1,640,657,105 = 1,640,657,105 : x
  2. Step 2: Convert to fraction form
    754,986,022/1,640,657,105 = 1,640,657,105/x
  3. Step 3: Cross multiply
    754,986,022x = 1,640,657,105 × 1,640,657,105
  4. Step 4: Simplify right side
    754,986,022x = 2,691,755,736,186,980,864
  5. Step 5: Solve for x
    x = 2,691,755,736,186,980,864/754,986,022
  6. Step 6: Final answer
    x = 3,565,305,393.41

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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.