Home / 135,230,625.76-202,853,792.28-38,178,209.32

Finding the Fourth Proportional to 135,230,625.76, 202,853,792.28 and 38,178,209.32

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Solution

The fourth proportional to 135,230,625.76, 202,853,792.28 and 38,178,209.32 is: 57,269,531.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,230,625.76 : 202,853,792.28 = 38,178,209.32 : x
  2. Step 2: Convert to fraction form
    135,230,625.76/202,853,792.28 = 38,178,209.32/x
  3. Step 3: Cross multiply
    135,230,625.76x = 202,853,792.28 × 38,178,209.32
  4. Step 4: Simplify right side
    135,230,625.76x = 7,744,594,543,021,640
  5. Step 5: Solve for x
    x = 7,744,594,543,021,640/135,230,625.76
  6. Step 6: Final answer
    x = 57,269,531.21

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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.