Home / 399,447,218,013.59-599,110,287,219-108,714,469,535.70

Finding the Fourth Proportional to 399,447,218,013.59, 599,110,287,219 and 108,714,469,535.70

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Solution

The fourth proportional to 399,447,218,013.59, 599,110,287,219 and 108,714,469,535.70 is: 163,055,227,652.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,447,218,013.59 : 599,110,287,219 = 108,714,469,535.70 : x
  2. Step 2: Convert to fraction form
    399,447,218,013.59/599,110,287,219 = 108,714,469,535.70/x
  3. Step 3: Cross multiply
    399,447,218,013.59x = 599,110,287,219 × 108,714,469,535.70
  4. Step 4: Simplify right side
    399,447,218,013.59x = 65,131,957,068,394,454,319,104
  5. Step 5: Solve for x
    x = 65,131,957,068,394,454,319,104/399,447,218,013.59
  6. Step 6: Final answer
    x = 163,055,227,652.58

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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.