Home / 321,931,201.44-444,361,399.17-188,005,243.55

Finding the Fourth Proportional to 321,931,201.44, 444,361,399.17 and 188,005,243.55

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Solution

The fourth proportional to 321,931,201.44, 444,361,399.17 and 188,005,243.55 is: 259,503,498.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,931,201.44 : 444,361,399.17 = 188,005,243.55 : x
  2. Step 2: Convert to fraction form
    321,931,201.44/444,361,399.17 = 188,005,243.55/x
  3. Step 3: Cross multiply
    321,931,201.44x = 444,361,399.17 × 188,005,243.55
  4. Step 4: Simplify right side
    321,931,201.44x = 83,542,273,072,952,816
  5. Step 5: Solve for x
    x = 83,542,273,072,952,816/321,931,201.44
  6. Step 6: Final answer
    x = 259,503,498.57

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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.