Home / 396,756,546.80-594,569,631.04-292,304,311.48

Finding the Fourth Proportional to 396,756,546.80, 594,569,631.04 and 292,304,311.48

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Solution

The fourth proportional to 396,756,546.80, 594,569,631.04 and 292,304,311.48 is: 438,040,072.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,756,546.80 : 594,569,631.04 = 292,304,311.48 : x
  2. Step 2: Convert to fraction form
    396,756,546.80/594,569,631.04 = 292,304,311.48/x
  3. Step 3: Cross multiply
    396,756,546.80x = 594,569,631.04 × 292,304,311.48
  4. Step 4: Simplify right side
    396,756,546.80x = 173,795,266,628,064,832
  5. Step 5: Solve for x
    x = 173,795,266,628,064,832/396,756,546.80
  6. Step 6: Final answer
    x = 438,040,072.76

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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.