Home / 96,228,939.60-144,059,974.20-90,623,221.20

Finding the Fourth Proportional to 96,228,939.60, 144,059,974.20 and 90,623,221.20

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Solution

The fourth proportional to 96,228,939.60, 144,059,974.20 and 90,623,221.20 is: 135,667,907.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,228,939.60 : 144,059,974.20 = 90,623,221.20 : x
  2. Step 2: Convert to fraction form
    96,228,939.60/144,059,974.20 = 90,623,221.20/x
  3. Step 3: Cross multiply
    96,228,939.60x = 144,059,974.20 × 90,623,221.20
  4. Step 4: Simplify right side
    96,228,939.60x = 13,055,178,907,992,892
  5. Step 5: Solve for x
    x = 13,055,178,907,992,892/96,228,939.60
  6. Step 6: Final answer
    x = 135,667,907.83

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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.