Home / 7,968,380,691.20-11,952,571,036.80-2,447,629,865.60

Finding the Fourth Proportional to 7,968,380,691.20, 11,952,571,036.80 and 2,447,629,865.60

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Solution

The fourth proportional to 7,968,380,691.20, 11,952,571,036.80 and 2,447,629,865.60 is: 3,671,444,798.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,968,380,691.20 : 11,952,571,036.80 = 2,447,629,865.60 : x
  2. Step 2: Convert to fraction form
    7,968,380,691.20/11,952,571,036.80 = 2,447,629,865.60/x
  3. Step 3: Cross multiply
    7,968,380,691.20x = 11,952,571,036.80 × 2,447,629,865.60
  4. Step 4: Simplify right side
    7,968,380,691.20x = 29,255,469,840,377,233,408
  5. Step 5: Solve for x
    x = 29,255,469,840,377,233,408/7,968,380,691.20
  6. Step 6: Final answer
    x = 3,671,444,798.40

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Double scale
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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.