Home / 331,123,528.20-496,737,780.30-112,794,443.40

Finding the Fourth Proportional to 331,123,528.20, 496,737,780.30 and 112,794,443.40

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Solution

The fourth proportional to 331,123,528.20, 496,737,780.30 and 112,794,443.40 is: 169,209,544.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,123,528.20 : 496,737,780.30 = 112,794,443.40 : x
  2. Step 2: Convert to fraction form
    331,123,528.20/496,737,780.30 = 112,794,443.40/x
  3. Step 3: Cross multiply
    331,123,528.20x = 496,737,780.30 × 112,794,443.40
  4. Step 4: Simplify right side
    331,123,528.20x = 56,029,261,444,689,992
  5. Step 5: Solve for x
    x = 56,029,261,444,689,992/331,123,528.20
  6. Step 6: Final answer
    x = 169,209,544.70

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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.