Home / 147,941,993.25-321,634,077.75

Finding the Third Proportional to 147,941,993.25 and 321,634,077.75

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Solution

The third proportional to 147,941,993.25 and 321,634,077.75 is: 699,250,278.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,941,993.25 : 321,634,077.75 = 321,634,077.75 : x
  2. Step 2: Convert to fraction form
    147,941,993.25/321,634,077.75 = 321,634,077.75/x
  3. Step 3: Cross multiply
    147,941,993.25x = 321,634,077.75 × 321,634,077.75
  4. Step 4: Simplify right side
    147,941,993.25x = 103,448,479,970,093,040
  5. Step 5: Solve for x
    x = 103,448,479,970,093,040/147,941,993.25
  6. Step 6: Final answer
    x = 699,250,278.42

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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.