Home / 321,931,205.38-444,361,404.57-188,005,247.44

Finding the Fourth Proportional to 321,931,205.38, 444,361,404.57 and 188,005,247.44

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Solution

The fourth proportional to 321,931,205.38, 444,361,404.57 and 188,005,247.44 is: 259,503,503.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,931,205.38 : 444,361,404.57 = 188,005,247.44 : x
  2. Step 2: Convert to fraction form
    321,931,205.38/444,361,404.57 = 188,005,247.44/x
  3. Step 3: Cross multiply
    321,931,205.38x = 444,361,404.57 × 188,005,247.44
  4. Step 4: Simplify right side
    321,931,205.38x = 83,542,275,817,152,880
  5. Step 5: Solve for x
    x = 83,542,275,817,152,880/321,931,205.38
  6. Step 6: Final answer
    x = 259,503,503.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.