Home / 348,481,600.80-522,722,401.20-331,475,488.80

Finding the Fourth Proportional to 348,481,600.80, 522,722,401.20 and 331,475,488.80

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Solution

The fourth proportional to 348,481,600.80, 522,722,401.20 and 331,475,488.80 is: 497,213,233.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,481,600.80 : 522,722,401.20 = 331,475,488.80 : x
  2. Step 2: Convert to fraction form
    348,481,600.80/522,722,401.20 = 331,475,488.80/x
  3. Step 3: Cross multiply
    348,481,600.80x = 522,722,401.20 × 331,475,488.80
  4. Step 4: Simplify right side
    348,481,600.80x = 173,269,663,444,479,712
  5. Step 5: Solve for x
    x = 173,269,663,444,479,712/348,481,600.80
  6. Step 6: Final answer
    x = 497,213,233.20

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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.