Home / 526,381,345.44-789,797,840.88-203,491,965.60

Finding the Fourth Proportional to 526,381,345.44, 789,797,840.88 and 203,491,965.60

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Solution

The fourth proportional to 526,381,345.44, 789,797,840.88 and 203,491,965.60 is: 305,325,248.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,381,345.44 : 789,797,840.88 = 203,491,965.60 : x
  2. Step 2: Convert to fraction form
    526,381,345.44/789,797,840.88 = 203,491,965.60/x
  3. Step 3: Cross multiply
    526,381,345.44x = 789,797,840.88 × 203,491,965.60
  4. Step 4: Simplify right side
    526,381,345.44x = 160,717,515,067,307,232
  5. Step 5: Solve for x
    x = 160,717,515,067,307,232/526,381,345.44
  6. Step 6: Final answer
    x = 305,325,248.43

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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.