Home / 197,999,743.58-273,234,315.15-108,691,747.83

Finding the Fourth Proportional to 197,999,743.58, 273,234,315.15 and 108,691,747.83

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Solution

The fourth proportional to 197,999,743.58, 273,234,315.15 and 108,691,747.83 is: 149,991,685.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,999,743.58 : 273,234,315.15 = 108,691,747.83 : x
  2. Step 2: Convert to fraction form
    197,999,743.58/273,234,315.15 = 108,691,747.83/x
  3. Step 3: Cross multiply
    197,999,743.58x = 273,234,315.15 × 108,691,747.83
  4. Step 4: Simplify right side
    197,999,743.58x = 29,698,315,280,786,544
  5. Step 5: Solve for x
    x = 29,698,315,280,786,544/197,999,743.58
  6. Step 6: Final answer
    x = 149,991,685.56

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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.