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Finding the Third Proportional to 439,062,990 and 954,650,568

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Solution

The third proportional to 439,062,990 and 954,650,568 is: 2,075,687,834.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,062,990 : 954,650,568 = 954,650,568 : x
  2. Step 2: Convert to fraction form
    439,062,990/954,650,568 = 954,650,568/x
  3. Step 3: Cross multiply
    439,062,990x = 954,650,568 × 954,650,568
  4. Step 4: Simplify right side
    439,062,990x = 911,357,706,982,722,560
  5. Step 5: Solve for x
    x = 911,357,706,982,722,560/439,062,990
  6. Step 6: Final answer
    x = 2,075,687,834.64

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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.