Home / 1,250,683,464.50-1,876,025,255.08-856,821,910.58

Finding the Fourth Proportional to 1,250,683,464.50, 1,876,025,255.08 and 856,821,910.58

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Solution

The fourth proportional to 1,250,683,464.50, 1,876,025,255.08 and 856,821,910.58 is: 1,285,232,905.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,683,464.50 : 1,876,025,255.08 = 856,821,910.58 : x
  2. Step 2: Convert to fraction form
    1,250,683,464.50/1,876,025,255.08 = 856,821,910.58/x
  3. Step 3: Cross multiply
    1,250,683,464.50x = 1,876,025,255.08 × 856,821,910.58
  4. Step 4: Simplify right side
    1,250,683,464.50x = 1,607,419,543,353,977,344
  5. Step 5: Solve for x
    x = 1,607,419,543,353,977,344/1,250,683,464.50
  6. Step 6: Final answer
    x = 1,285,232,905.83

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Double scale
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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.