Home / 408,148,632,136.20-612,222,948,204.30-367,007,445,985.80

Finding the Fourth Proportional to 408,148,632,136.20, 612,222,948,204.30 and 367,007,445,985.80

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Solution

The fourth proportional to 408,148,632,136.20, 612,222,948,204.30 and 367,007,445,985.80 is: 550,511,168,978.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,148,632,136.20 : 612,222,948,204.30 = 367,007,445,985.80 : x
  2. Step 2: Convert to fraction form
    408,148,632,136.20/612,222,948,204.30 = 367,007,445,985.80/x
  3. Step 3: Cross multiply
    408,148,632,136.20x = 612,222,948,204.30 × 367,007,445,985.80
  4. Step 4: Simplify right side
    408,148,632,136.20x = 224,690,380,594,356,865,204,224
  5. Step 5: Solve for x
    x = 224,690,380,594,356,865,204,224/408,148,632,136.20
  6. Step 6: Final answer
    x = 550,511,168,978.70

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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.