Home / 408,876,822.60-613,315,233.90-247,633,686.60

Finding the Fourth Proportional to 408,876,822.60, 613,315,233.90 and 247,633,686.60

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Solution

The fourth proportional to 408,876,822.60, 613,315,233.90 and 247,633,686.60 is: 371,450,529.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,876,822.60 : 613,315,233.90 = 247,633,686.60 : x
  2. Step 2: Convert to fraction form
    408,876,822.60/613,315,233.90 = 247,633,686.60/x
  3. Step 3: Cross multiply
    408,876,822.60x = 613,315,233.90 × 247,633,686.60
  4. Step 4: Simplify right side
    408,876,822.60x = 151,877,512,418,598,272
  5. Step 5: Solve for x
    x = 151,877,512,418,598,272/408,876,822.60
  6. Step 6: Final answer
    x = 371,450,529.90

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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.