Home / 383,967,067.56-575,976,140.67-134,942,206.98

Finding the Fourth Proportional to 383,967,067.56, 575,976,140.67 and 134,942,206.98

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Solution

The fourth proportional to 383,967,067.56, 575,976,140.67 and 134,942,206.98 is: 202,422,286.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,967,067.56 : 575,976,140.67 = 134,942,206.98 : x
  2. Step 2: Convert to fraction form
    383,967,067.56/575,976,140.67 = 134,942,206.98/x
  3. Step 3: Cross multiply
    383,967,067.56x = 575,976,140.67 × 134,942,206.98
  4. Step 4: Simplify right side
    383,967,067.56x = 77,723,491,589,832,720
  5. Step 5: Solve for x
    x = 77,723,491,589,832,720/383,967,067.56
  6. Step 6: Final answer
    x = 202,422,286.07

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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.