Home / 493,997,463.20-741,222,478.72-213,964,028.48

Finding the Fourth Proportional to 493,997,463.20, 741,222,478.72 and 213,964,028.48

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Solution

The fourth proportional to 493,997,463.20, 741,222,478.72 and 213,964,028.48 is: 321,044,052.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,997,463.20 : 741,222,478.72 = 213,964,028.48 : x
  2. Step 2: Convert to fraction form
    493,997,463.20/741,222,478.72 = 213,964,028.48/x
  3. Step 3: Cross multiply
    493,997,463.20x = 741,222,478.72 × 213,964,028.48
  4. Step 4: Simplify right side
    493,997,463.20x = 158,594,947,546,862,272
  5. Step 5: Solve for x
    x = 158,594,947,546,862,272/493,997,463.20
  6. Step 6: Final answer
    x = 321,044,052.57

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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.