Home / 645,099,849.60-967,380,724.10-202,328,453.66

Finding the Fourth Proportional to 645,099,849.60, 967,380,724.10 and 202,328,453.66

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Solution

The fourth proportional to 645,099,849.60, 967,380,724.10 and 202,328,453.66 is: 303,408,295.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,099,849.60 : 967,380,724.10 = 202,328,453.66 : x
  2. Step 2: Convert to fraction form
    645,099,849.60/967,380,724.10 = 202,328,453.66/x
  3. Step 3: Cross multiply
    645,099,849.60x = 967,380,724.10 × 202,328,453.66
  4. Step 4: Simplify right side
    645,099,849.60x = 195,728,646,007,644,096
  5. Step 5: Solve for x
    x = 195,728,646,007,644,096/645,099,849.60
  6. Step 6: Final answer
    x = 303,408,295.83

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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.