Home / 969,904,920.60-1,454,857,380.90-663,794,904.60

Finding the Fourth Proportional to 969,904,920.60, 1,454,857,380.90 and 663,794,904.60

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Solution

The fourth proportional to 969,904,920.60, 1,454,857,380.90 and 663,794,904.60 is: 995,692,356.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,904,920.60 : 1,454,857,380.90 = 663,794,904.60 : x
  2. Step 2: Convert to fraction form
    969,904,920.60/1,454,857,380.90 = 663,794,904.60/x
  3. Step 3: Cross multiply
    969,904,920.60x = 1,454,857,380.90 × 663,794,904.60
  4. Step 4: Simplify right side
    969,904,920.60x = 965,726,916,361,121,408
  5. Step 5: Solve for x
    x = 965,726,916,361,121,408/969,904,920.60
  6. Step 6: Final answer
    x = 995,692,356.90

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1.5x scale

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.