Home / 239,555,721.38-359,297,540.30-67,010,169.38

Finding the Fourth Proportional to 239,555,721.38, 359,297,540.30 and 67,010,169.38

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Solution

The fourth proportional to 239,555,721.38, 359,297,540.30 and 67,010,169.38 is: 100,505,172.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,555,721.38 : 359,297,540.30 = 67,010,169.38 : x
  2. Step 2: Convert to fraction form
    239,555,721.38/359,297,540.30 = 67,010,169.38/x
  3. Step 3: Cross multiply
    239,555,721.38x = 359,297,540.30 × 67,010,169.38
  4. Step 4: Simplify right side
    239,555,721.38x = 24,076,589,033,320,376
  5. Step 5: Solve for x
    x = 24,076,589,033,320,376/239,555,721.38
  6. Step 6: Final answer
    x = 100,505,172.22

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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.