Home / 148,505,029,410.38-204,936,962,694.28-80,840,133,308.30

Finding the Fourth Proportional to 148,505,029,410.38, 204,936,962,694.28 and 80,840,133,308.30

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Solution

The fourth proportional to 148,505,029,410.38, 204,936,962,694.28 and 80,840,133,308.30 is: 111,559,396,000.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,505,029,410.38 : 204,936,962,694.28 = 80,840,133,308.30 : x
  2. Step 2: Convert to fraction form
    148,505,029,410.38/204,936,962,694.28 = 80,840,133,308.30/x
  3. Step 3: Cross multiply
    148,505,029,410.38x = 204,936,962,694.28 × 80,840,133,308.30
  4. Step 4: Simplify right side
    148,505,029,410.38x = 16,567,131,384,003,698,884,608
  5. Step 5: Solve for x
    x = 16,567,131,384,003,698,884,608/148,505,029,410.38
  6. Step 6: Final answer
    x = 111,559,396,000.13

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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.