Home / 299,558,527.20-449,337,790.80-254,320,869.60

Finding the Fourth Proportional to 299,558,527.20, 449,337,790.80 and 254,320,869.60

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Solution

The fourth proportional to 299,558,527.20, 449,337,790.80 and 254,320,869.60 is: 381,481,304.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,558,527.20 : 449,337,790.80 = 254,320,869.60 : x
  2. Step 2: Convert to fraction form
    299,558,527.20/449,337,790.80 = 254,320,869.60/x
  3. Step 3: Cross multiply
    299,558,527.20x = 449,337,790.80 × 254,320,869.60
  4. Step 4: Simplify right side
    299,558,527.20x = 114,275,977,700,398,880
  5. Step 5: Solve for x
    x = 114,275,977,700,398,880/299,558,527.20
  6. Step 6: Final answer
    x = 381,481,304.40

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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.