Home / 498,432,145.20-747,648,217.80-283,441,297.20

Finding the Fourth Proportional to 498,432,145.20, 747,648,217.80 and 283,441,297.20

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Solution

The fourth proportional to 498,432,145.20, 747,648,217.80 and 283,441,297.20 is: 425,161,945.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,432,145.20 : 747,648,217.80 = 283,441,297.20 : x
  2. Step 2: Convert to fraction form
    498,432,145.20/747,648,217.80 = 283,441,297.20/x
  3. Step 3: Cross multiply
    498,432,145.20x = 747,648,217.80 × 283,441,297.20
  4. Step 4: Simplify right side
    498,432,145.20x = 211,914,380,702,500,096
  5. Step 5: Solve for x
    x = 211,914,380,702,500,096/498,432,145.20
  6. Step 6: Final answer
    x = 425,161,945.80

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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.