Home / 1,216,267,891.50-1,824,217,500.96-331,022,234.57

Finding the Fourth Proportional to 1,216,267,891.50, 1,824,217,500.96 and 331,022,234.57

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Solution

The fourth proportional to 1,216,267,891.50, 1,824,217,500.96 and 331,022,234.57 is: 496,483,182.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,267,891.50 : 1,824,217,500.96 = 331,022,234.57 : x
  2. Step 2: Convert to fraction form
    1,216,267,891.50/1,824,217,500.96 = 331,022,234.57/x
  3. Step 3: Cross multiply
    1,216,267,891.50x = 1,824,217,500.96 × 331,022,234.57
  4. Step 4: Simplify right side
    1,216,267,891.50x = 603,856,553,500,359,296
  5. Step 5: Solve for x
    x = 603,856,553,500,359,296/1,216,267,891.50
  6. Step 6: Final answer
    x = 496,483,182.46

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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.