Home / 3,188,649,819.60-4,782,974,729.40-2,801,229,330.60

Finding the Fourth Proportional to 3,188,649,819.60, 4,782,974,729.40 and 2,801,229,330.60

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Solution

The fourth proportional to 3,188,649,819.60, 4,782,974,729.40 and 2,801,229,330.60 is: 4,201,843,995.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,649,819.60 : 4,782,974,729.40 = 2,801,229,330.60 : x
  2. Step 2: Convert to fraction form
    3,188,649,819.60/4,782,974,729.40 = 2,801,229,330.60/x
  3. Step 3: Cross multiply
    3,188,649,819.60x = 4,782,974,729.40 × 2,801,229,330.60
  4. Step 4: Simplify right side
    3,188,649,819.60x = 13,398,209,099,513,876,480
  5. Step 5: Solve for x
    x = 13,398,209,099,513,876,480/3,188,649,819.60
  6. Step 6: Final answer
    x = 4,201,843,995.90

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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.