Home / 6,480,959,189.38-8,945,162,483.28-3,940,101,256.90

Finding the Fourth Proportional to 6,480,959,189.38, 8,945,162,483.28 and 3,940,101,256.90

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Solution

The fourth proportional to 6,480,959,189.38, 8,945,162,483.28 and 3,940,101,256.90 is: 5,438,214,454.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,480,959,189.38 : 8,945,162,483.28 = 3,940,101,256.90 : x
  2. Step 2: Convert to fraction form
    6,480,959,189.38/8,945,162,483.28 = 3,940,101,256.90/x
  3. Step 3: Cross multiply
    6,480,959,189.38x = 8,945,162,483.28 × 3,940,101,256.90
  4. Step 4: Simplify right side
    6,480,959,189.38x = 35,244,845,943,546,257,408
  5. Step 5: Solve for x
    x = 35,244,845,943,546,257,408/6,480,959,189.38
  6. Step 6: Final answer
    x = 5,438,214,454.63

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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.