Home / 327,489,653.54-451,942,014.47-178,816,667.20

Finding the Fourth Proportional to 327,489,653.54, 451,942,014.47 and 178,816,667.20

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Solution

The fourth proportional to 327,489,653.54, 451,942,014.47 and 178,816,667.20 is: 246,770,436.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,489,653.54 : 451,942,014.47 = 178,816,667.20 : x
  2. Step 2: Convert to fraction form
    327,489,653.54/451,942,014.47 = 178,816,667.20/x
  3. Step 3: Cross multiply
    327,489,653.54x = 451,942,014.47 × 178,816,667.20
  4. Step 4: Simplify right side
    327,489,653.54x = 80,814,764,794,926,272
  5. Step 5: Solve for x
    x = 80,814,764,794,926,272/327,489,653.54
  6. Step 6: Final answer
    x = 246,770,436.63

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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.