Home / 220,256,340.14-330,086,894.14-83,867,321.90

Finding the Fourth Proportional to 220,256,340.14, 330,086,894.14 and 83,867,321.90

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Solution

The fourth proportional to 220,256,340.14, 330,086,894.14 and 83,867,321.90 is: 125,687,659.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,256,340.14 : 330,086,894.14 = 83,867,321.90 : x
  2. Step 2: Convert to fraction form
    220,256,340.14/330,086,894.14 = 83,867,321.90/x
  3. Step 3: Cross multiply
    220,256,340.14x = 330,086,894.14 × 83,867,321.90
  4. Step 4: Simplify right side
    220,256,340.14x = 27,683,503,806,740,656
  5. Step 5: Solve for x
    x = 27,683,503,806,740,656/220,256,340.14
  6. Step 6: Final answer
    x = 125,687,659.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.