Home / 331,004,867.20-496,731,249.60-149,158,441.60

Finding the Fourth Proportional to 331,004,867.20, 496,731,249.60 and 149,158,441.60

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Solution

The fourth proportional to 331,004,867.20, 496,731,249.60 and 149,158,441.60 is: 223,838,578.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,004,867.20 : 496,731,249.60 = 149,158,441.60 : x
  2. Step 2: Convert to fraction form
    331,004,867.20/496,731,249.60 = 149,158,441.60/x
  3. Step 3: Cross multiply
    331,004,867.20x = 496,731,249.60 × 149,158,441.60
  4. Step 4: Simplify right side
    331,004,867.20x = 74,091,659,084,356,624
  5. Step 5: Solve for x
    x = 74,091,659,084,356,624/331,004,867.20
  6. Step 6: Final answer
    x = 223,838,578.90

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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.