Home / 3,638,856,834.20-5,458,285,251.30-1,185,193,737.20

Finding the Fourth Proportional to 3,638,856,834.20, 5,458,285,251.30 and 1,185,193,737.20

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Solution

The fourth proportional to 3,638,856,834.20, 5,458,285,251.30 and 1,185,193,737.20 is: 1,777,790,605.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,638,856,834.20 : 5,458,285,251.30 = 1,185,193,737.20 : x
  2. Step 2: Convert to fraction form
    3,638,856,834.20/5,458,285,251.30 = 1,185,193,737.20/x
  3. Step 3: Cross multiply
    3,638,856,834.20x = 5,458,285,251.30 × 1,185,193,737.20
  4. Step 4: Simplify right side
    3,638,856,834.20x = 6,469,125,495,691,888,640
  5. Step 5: Solve for x
    x = 6,469,125,495,691,888,640/3,638,856,834.20
  6. Step 6: Final answer
    x = 1,777,790,605.80

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Double scale
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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.