Home / 242,016,533.60-362,977,561.20-80,458,469.60

Finding the Fourth Proportional to 242,016,533.60, 362,977,561.20 and 80,458,469.60

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Solution

The fourth proportional to 242,016,533.60, 362,977,561.20 and 80,458,469.60 is: 120,671,999.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,016,533.60 : 362,977,561.20 = 80,458,469.60 : x
  2. Step 2: Convert to fraction form
    242,016,533.60/362,977,561.20 = 80,458,469.60/x
  3. Step 3: Cross multiply
    242,016,533.60x = 362,977,561.20 × 80,458,469.60
  4. Step 4: Simplify right side
    242,016,533.60x = 29,204,619,073,292,336
  5. Step 5: Solve for x
    x = 29,204,619,073,292,336/242,016,533.60
  6. Step 6: Final answer
    x = 120,671,999.71

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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.