Home / 299,558,530.20-449,337,795.30-254,320,872.60

Finding the Fourth Proportional to 299,558,530.20, 449,337,795.30 and 254,320,872.60

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Solution

The fourth proportional to 299,558,530.20, 449,337,795.30 and 254,320,872.60 is: 381,481,308.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,558,530.20 : 449,337,795.30 = 254,320,872.60 : x
  2. Step 2: Convert to fraction form
    299,558,530.20/449,337,795.30 = 254,320,872.60/x
  3. Step 3: Cross multiply
    299,558,530.20x = 449,337,795.30 × 254,320,872.60
  4. Step 4: Simplify right side
    299,558,530.20x = 114,275,980,192,856,176
  5. Step 5: Solve for x
    x = 114,275,980,192,856,176/299,558,530.20
  6. Step 6: Final answer
    x = 381,481,308.90

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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.