Home / 969,832,400.25-1,454,761,197.50-323,600,144.25

Finding the Fourth Proportional to 969,832,400.25, 1,454,761,197.50 and 323,600,144.25

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Solution

The fourth proportional to 969,832,400.25, 1,454,761,197.50 and 323,600,144.25 is: 485,404,419.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,832,400.25 : 1,454,761,197.50 = 323,600,144.25 : x
  2. Step 2: Convert to fraction form
    969,832,400.25/1,454,761,197.50 = 323,600,144.25/x
  3. Step 3: Cross multiply
    969,832,400.25x = 1,454,761,197.50 × 323,600,144.25
  4. Step 4: Simplify right side
    969,832,400.25x = 470,760,933,358,684,672
  5. Step 5: Solve for x
    x = 470,760,933,358,684,672/969,832,400.25
  6. Step 6: Final answer
    x = 485,404,419.61

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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.