Home / 327,983,276.80-492,099,169.61-196,917,081.22

Finding the Fourth Proportional to 327,983,276.80, 492,099,169.61 and 196,917,081.22

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Solution

The fourth proportional to 327,983,276.80, 492,099,169.61 and 196,917,081.22 is: 295,450,222.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,983,276.80 : 492,099,169.61 = 196,917,081.22 : x
  2. Step 2: Convert to fraction form
    327,983,276.80/492,099,169.61 = 196,917,081.22/x
  3. Step 3: Cross multiply
    327,983,276.80x = 492,099,169.61 × 196,917,081.22
  4. Step 4: Simplify right side
    327,983,276.80x = 96,902,732,150,386,928
  5. Step 5: Solve for x
    x = 96,902,732,150,386,928/327,983,276.80
  6. Step 6: Final answer
    x = 295,450,222.63

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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.