Home / 6,480,959,188.38-8,945,162,481.90-3,940,101,255.90

Finding the Fourth Proportional to 6,480,959,188.38, 8,945,162,481.90 and 3,940,101,255.90

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Solution

The fourth proportional to 6,480,959,188.38, 8,945,162,481.90 and 3,940,101,255.90 is: 5,438,214,453.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,480,959,188.38 : 8,945,162,481.90 = 3,940,101,255.90 : x
  2. Step 2: Convert to fraction form
    6,480,959,188.38/8,945,162,481.90 = 3,940,101,255.90/x
  3. Step 3: Cross multiply
    6,480,959,188.38x = 8,945,162,481.90 × 3,940,101,255.90
  4. Step 4: Simplify right side
    6,480,959,188.38x = 35,244,845,929,163,751,424
  5. Step 5: Solve for x
    x = 35,244,845,929,163,751,424/6,480,959,188.38
  6. Step 6: Final answer
    x = 5,438,214,453.25

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1.5x scale

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.