Home / 204,213,845.24-281,816,905.02-111,394,765.88

Finding the Fourth Proportional to 204,213,845.24, 281,816,905.02 and 111,394,765.88

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Solution

The fourth proportional to 204,213,845.24, 281,816,905.02 and 111,394,765.88 is: 153,725,758.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,213,845.24 : 281,816,905.02 = 111,394,765.88 : x
  2. Step 2: Convert to fraction form
    204,213,845.24/281,816,905.02 = 111,394,765.88/x
  3. Step 3: Cross multiply
    204,213,845.24x = 281,816,905.02 × 111,394,765.88
  4. Step 4: Simplify right side
    204,213,845.24x = 31,392,928,155,729,092
  5. Step 5: Solve for x
    x = 31,392,928,155,729,092/204,213,845.24
  6. Step 6: Final answer
    x = 153,725,758.01

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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.