Home / 323,627,950,253.20-485,115,408,029.40-147,090,902,803.60

Finding the Fourth Proportional to 323,627,950,253.20, 485,115,408,029.40 and 147,090,902,803.60

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Solution

The fourth proportional to 323,627,950,253.20, 485,115,408,029.40 and 147,090,902,803.60 is: 220,487,950,052.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,627,950,253.20 : 485,115,408,029.40 = 147,090,902,803.60 : x
  2. Step 2: Convert to fraction form
    323,627,950,253.20/485,115,408,029.40 = 147,090,902,803.60/x
  3. Step 3: Cross multiply
    323,627,950,253.20x = 485,115,408,029.40 × 147,090,902,803.60
  4. Step 4: Simplify right side
    323,627,950,253.20x = 71,356,063,330,981,239,586,816
  5. Step 5: Solve for x
    x = 71,356,063,330,981,239,586,816/323,627,950,253.20
  6. Step 6: Final answer
    x = 220,487,950,052.38

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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.