Home / 275,960,014.20-414,227,130.78-203,258,885.40

Finding the Fourth Proportional to 275,960,014.20, 414,227,130.78 and 203,258,885.40

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Solution

The fourth proportional to 275,960,014.20, 414,227,130.78 and 203,258,885.40 is: 305,099,799.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,960,014.20 : 414,227,130.78 = 203,258,885.40 : x
  2. Step 2: Convert to fraction form
    275,960,014.20/414,227,130.78 = 203,258,885.40/x
  3. Step 3: Cross multiply
    275,960,014.20x = 414,227,130.78 × 203,258,885.40
  4. Step 4: Simplify right side
    275,960,014.20x = 84,195,344,904,782,832
  5. Step 5: Solve for x
    x = 84,195,344,904,782,832/275,960,014.20
  6. Step 6: Final answer
    x = 305,099,799.15

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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.