Home / 911,008,049.10-1,366,512,073.65-667,351,754.70

Finding the Fourth Proportional to 911,008,049.10, 1,366,512,073.65 and 667,351,754.70

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Solution

The fourth proportional to 911,008,049.10, 1,366,512,073.65 and 667,351,754.70 is: 1,001,027,632.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,008,049.10 : 1,366,512,073.65 = 667,351,754.70 : x
  2. Step 2: Convert to fraction form
    911,008,049.10/1,366,512,073.65 = 667,351,754.70/x
  3. Step 3: Cross multiply
    911,008,049.10x = 1,366,512,073.65 × 667,351,754.70
  4. Step 4: Simplify right side
    911,008,049.10x = 911,944,230,169,063,296
  5. Step 5: Solve for x
    x = 911,944,230,169,063,296/911,008,049.10
  6. Step 6: Final answer
    x = 1,001,027,632.05

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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.