Home / 367,616,128.20-551,424,192.30-299,591,680.20

Finding the Fourth Proportional to 367,616,128.20, 551,424,192.30 and 299,591,680.20

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Solution

The fourth proportional to 367,616,128.20, 551,424,192.30 and 299,591,680.20 is: 449,387,520.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,616,128.20 : 551,424,192.30 = 299,591,680.20 : x
  2. Step 2: Convert to fraction form
    367,616,128.20/551,424,192.30 = 299,591,680.20/x
  3. Step 3: Cross multiply
    367,616,128.20x = 551,424,192.30 × 299,591,680.20
  4. Step 4: Simplify right side
    367,616,128.20x = 165,202,100,274,084,896
  5. Step 5: Solve for x
    x = 165,202,100,274,084,896/367,616,128.20
  6. Step 6: Final answer
    x = 449,387,520.30

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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.