Home / 119,473,115.87-179,228,569.48-42,794,446.43

Finding the Fourth Proportional to 119,473,115.87, 179,228,569.48 and 42,794,446.43

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Solution

The fourth proportional to 119,473,115.87, 179,228,569.48 and 42,794,446.43 is: 64,198,437.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,473,115.87 : 179,228,569.48 = 42,794,446.43 : x
  2. Step 2: Convert to fraction form
    119,473,115.87/179,228,569.48 = 42,794,446.43/x
  3. Step 3: Cross multiply
    119,473,115.87x = 179,228,569.48 × 42,794,446.43
  4. Step 4: Simplify right side
    119,473,115.87x = 7,669,987,415,337,392
  5. Step 5: Solve for x
    x = 7,669,987,415,337,392/119,473,115.87
  6. Step 6: Final answer
    x = 64,198,437.95

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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.