Home / 484,675,922.20-726,995,220.90-161,559,794.20

Finding the Fourth Proportional to 484,675,922.20, 726,995,220.90 and 161,559,794.20

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Solution

The fourth proportional to 484,675,922.20, 726,995,220.90 and 161,559,794.20 is: 242,333,470.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,675,922.20 : 726,995,220.90 = 161,559,794.20 : x
  2. Step 2: Convert to fraction form
    484,675,922.20/726,995,220.90 = 161,559,794.20/x
  3. Step 3: Cross multiply
    484,675,922.20x = 726,995,220.90 × 161,559,794.20
  4. Step 4: Simplify right side
    484,675,922.20x = 117,453,198,272,987,520
  5. Step 5: Solve for x
    x = 117,453,198,272,987,520/484,675,922.20
  6. Step 6: Final answer
    x = 242,333,470.46

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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.