Home / 325,593,601.20-488,241,102.60-143,747,175.60

Finding the Fourth Proportional to 325,593,601.20, 488,241,102.60 and 143,747,175.60

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Solution

The fourth proportional to 325,593,601.20, 488,241,102.60 and 143,747,175.60 is: 215,554,848.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,593,601.20 : 488,241,102.60 = 143,747,175.60 : x
  2. Step 2: Convert to fraction form
    325,593,601.20/488,241,102.60 = 143,747,175.60/x
  3. Step 3: Cross multiply
    325,593,601.20x = 488,241,102.60 × 143,747,175.60
  4. Step 4: Simplify right side
    325,593,601.20x = 70,183,279,510,579,816
  5. Step 5: Solve for x
    x = 70,183,279,510,579,816/325,593,601.20
  6. Step 6: Final answer
    x = 215,554,848.90

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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.