Home / 299,569,534.20-449,354,301.30-146,136,612.60

Finding the Fourth Proportional to 299,569,534.20, 449,354,301.30 and 146,136,612.60

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Solution

The fourth proportional to 299,569,534.20, 449,354,301.30 and 146,136,612.60 is: 219,204,918.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,569,534.20 : 449,354,301.30 = 146,136,612.60 : x
  2. Step 2: Convert to fraction form
    299,569,534.20/449,354,301.30 = 146,136,612.60/x
  3. Step 3: Cross multiply
    299,569,534.20x = 449,354,301.30 × 146,136,612.60
  4. Step 4: Simplify right side
    299,569,534.20x = 65,667,115,449,221,776
  5. Step 5: Solve for x
    x = 65,667,115,449,221,776/299,569,534.20
  6. Step 6: Final answer
    x = 219,204,918.90

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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.