Home / 239,640,887.48-359,510,170.97-108,420,134.18

Finding the Fourth Proportional to 239,640,887.48, 359,510,170.97 and 108,420,134.18

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Solution

The fourth proportional to 239,640,887.48, 359,510,170.97 and 108,420,134.18 is: 162,652,297.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,640,887.48 : 359,510,170.97 = 108,420,134.18 : x
  2. Step 2: Convert to fraction form
    239,640,887.48/359,510,170.97 = 108,420,134.18/x
  3. Step 3: Cross multiply
    239,640,887.48x = 359,510,170.97 × 108,420,134.18
  4. Step 4: Simplify right side
    239,640,887.48x = 38,978,140,974,115,640
  5. Step 5: Solve for x
    x = 38,978,140,974,115,640/239,640,887.48
  6. Step 6: Final answer
    x = 162,652,297.71

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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.