Home / 6,480,959,194.38-8,945,162,490.18-3,940,101,261.90

Finding the Fourth Proportional to 6,480,959,194.38, 8,945,162,490.18 and 3,940,101,261.90

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Solution

The fourth proportional to 6,480,959,194.38, 8,945,162,490.18 and 3,940,101,261.90 is: 5,438,214,461.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,480,959,194.38 : 8,945,162,490.18 = 3,940,101,261.90 : x
  2. Step 2: Convert to fraction form
    6,480,959,194.38/8,945,162,490.18 = 3,940,101,261.90/x
  3. Step 3: Cross multiply
    6,480,959,194.38x = 8,945,162,490.18 × 3,940,101,261.90
  4. Step 4: Simplify right side
    6,480,959,194.38x = 35,244,846,015,458,766,848
  5. Step 5: Solve for x
    x = 35,244,846,015,458,766,848/6,480,959,194.38
  6. Step 6: Final answer
    x = 5,438,214,461.53

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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.