Home / 454,896,031.20-682,344,046.80-379,313,311.20

Finding the Fourth Proportional to 454,896,031.20, 682,344,046.80 and 379,313,311.20

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Solution

The fourth proportional to 454,896,031.20, 682,344,046.80 and 379,313,311.20 is: 568,969,966.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,896,031.20 : 682,344,046.80 = 379,313,311.20 : x
  2. Step 2: Convert to fraction form
    454,896,031.20/682,344,046.80 = 379,313,311.20/x
  3. Step 3: Cross multiply
    454,896,031.20x = 682,344,046.80 × 379,313,311.20
  4. Step 4: Simplify right side
    454,896,031.20x = 258,822,179,769,315,744
  5. Step 5: Solve for x
    x = 258,822,179,769,315,744/454,896,031.20
  6. Step 6: Final answer
    x = 568,969,966.80

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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.