Home / 449,424,375.20-673,128,793.20-368,802,807.20

Finding the Fourth Proportional to 449,424,375.20, 673,128,793.20 and 368,802,807.20

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Solution

The fourth proportional to 449,424,375.20, 673,128,793.20 and 368,802,807.20 is: 552,377,223.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,424,375.20 : 673,128,793.20 = 368,802,807.20 : x
  2. Step 2: Convert to fraction form
    449,424,375.20/673,128,793.20 = 368,802,807.20/x
  3. Step 3: Cross multiply
    449,424,375.20x = 673,128,793.20 × 368,802,807.20
  4. Step 4: Simplify right side
    449,424,375.20x = 248,251,788,539,308,288
  5. Step 5: Solve for x
    x = 248,251,788,539,308,288/449,424,375.20
  6. Step 6: Final answer
    x = 552,377,223.48

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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.