Home / 396,526,046.80-594,558,123-153,905,515.60

Finding the Fourth Proportional to 396,526,046.80, 594,558,123 and 153,905,515.60

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Solution

The fourth proportional to 396,526,046.80, 594,558,123 and 153,905,515.60 is: 230,768,634.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,526,046.80 : 594,558,123 = 153,905,515.60 : x
  2. Step 2: Convert to fraction form
    396,526,046.80/594,558,123 = 153,905,515.60/x
  3. Step 3: Cross multiply
    396,526,046.80x = 594,558,123 × 153,905,515.60
  4. Step 4: Simplify right side
    396,526,046.80x = 91,505,774,474,483,216
  5. Step 5: Solve for x
    x = 91,505,774,474,483,216/396,526,046.80
  6. Step 6: Final answer
    x = 230,768,634.78

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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.