Home / 227,199,921.71-313,522,379.57-131,823,041.76

Finding the Fourth Proportional to 227,199,921.71, 313,522,379.57 and 131,823,041.76

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Solution

The fourth proportional to 227,199,921.71, 313,522,379.57 and 131,823,041.76 is: 181,907,957.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,199,921.71 : 313,522,379.57 = 131,823,041.76 : x
  2. Step 2: Convert to fraction form
    227,199,921.71/313,522,379.57 = 131,823,041.76/x
  3. Step 3: Cross multiply
    227,199,921.71x = 313,522,379.57 × 131,823,041.76
  4. Step 4: Simplify right side
    227,199,921.71x = 41,329,473,734,091,568
  5. Step 5: Solve for x
    x = 41,329,473,734,091,568/227,199,921.71
  6. Step 6: Final answer
    x = 181,907,957.64

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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.