Home / 204,540,314.16-306,811,618.20-68,225,323.44

Finding the Fourth Proportional to 204,540,314.16, 306,811,618.20 and 68,225,323.44

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Solution

The fourth proportional to 204,540,314.16, 306,811,618.20 and 68,225,323.44 is: 102,338,367.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,540,314.16 : 306,811,618.20 = 68,225,323.44 : x
  2. Step 2: Convert to fraction form
    204,540,314.16/306,811,618.20 = 68,225,323.44/x
  3. Step 3: Cross multiply
    204,540,314.16x = 306,811,618.20 × 68,225,323.44
  4. Step 4: Simplify right side
    204,540,314.16x = 20,932,321,886,844,788
  5. Step 5: Solve for x
    x = 20,932,321,886,844,788/204,540,314.16
  6. Step 6: Final answer
    x = 102,338,367.73

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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.