Home / 141,813,839.55-195,718,144.38-83,125,813.47

Finding the Fourth Proportional to 141,813,839.55, 195,718,144.38 and 83,125,813.47

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Solution

The fourth proportional to 141,813,839.55, 195,718,144.38 and 83,125,813.47 is: 114,722,441.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,813,839.55 : 195,718,144.38 = 83,125,813.47 : x
  2. Step 2: Convert to fraction form
    141,813,839.55/195,718,144.38 = 83,125,813.47/x
  3. Step 3: Cross multiply
    141,813,839.55x = 195,718,144.38 × 83,125,813.47
  4. Step 4: Simplify right side
    141,813,839.55x = 16,269,229,962,426,408
  5. Step 5: Solve for x
    x = 16,269,229,962,426,408/141,813,839.55
  6. Step 6: Final answer
    x = 114,722,441.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.