Home / 662,800,436.91-993,912,498.27-189,995,351.76

Finding the Fourth Proportional to 662,800,436.91, 993,912,498.27 and 189,995,351.76

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Solution

The fourth proportional to 662,800,436.91, 993,912,498.27 and 189,995,351.76 is: 284,910,425.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,800,436.91 : 993,912,498.27 = 189,995,351.76 : x
  2. Step 2: Convert to fraction form
    662,800,436.91/993,912,498.27 = 189,995,351.76/x
  3. Step 3: Cross multiply
    662,800,436.91x = 993,912,498.27 × 189,995,351.76
  4. Step 4: Simplify right side
    662,800,436.91x = 188,838,754,727,469,024
  5. Step 5: Solve for x
    x = 188,838,754,727,469,024/662,800,436.91
  6. Step 6: Final answer
    x = 284,910,425.84

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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.