Home / 340,431,753.60-510,647,630.40-202,682,246.40

Finding the Fourth Proportional to 340,431,753.60, 510,647,630.40 and 202,682,246.40

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Solution

The fourth proportional to 340,431,753.60, 510,647,630.40 and 202,682,246.40 is: 304,023,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,431,753.60 : 510,647,630.40 = 202,682,246.40 : x
  2. Step 2: Convert to fraction form
    340,431,753.60/510,647,630.40 = 202,682,246.40/x
  3. Step 3: Cross multiply
    340,431,753.60x = 510,647,630.40 × 202,682,246.40
  4. Step 4: Simplify right side
    340,431,753.60x = 103,499,208,848,308,928
  5. Step 5: Solve for x
    x = 103,499,208,848,308,928/340,431,753.60
  6. Step 6: Final answer
    x = 304,023,369.60

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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.