Home / 275,391,247.74-380,049,249.78-149,948,309.10

Finding the Fourth Proportional to 275,391,247.74, 380,049,249.78 and 149,948,309.10

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Solution

The fourth proportional to 275,391,247.74, 380,049,249.78 and 149,948,309.10 is: 206,933,745.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,391,247.74 : 380,049,249.78 = 149,948,309.10 : x
  2. Step 2: Convert to fraction form
    275,391,247.74/380,049,249.78 = 149,948,309.10/x
  3. Step 3: Cross multiply
    275,391,247.74x = 380,049,249.78 × 149,948,309.10
  4. Step 4: Simplify right side
    275,391,247.74x = 56,987,742,379,234,544
  5. Step 5: Solve for x
    x = 56,987,742,379,234,544/275,391,247.74
  6. Step 6: Final answer
    x = 206,933,745.52

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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.