Home / 397,836,223.20-596,754,334.80-204,125,978.70

Finding the Fourth Proportional to 397,836,223.20, 596,754,334.80 and 204,125,978.70

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Solution

The fourth proportional to 397,836,223.20, 596,754,334.80 and 204,125,978.70 is: 306,188,968.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,836,223.20 : 596,754,334.80 = 204,125,978.70 : x
  2. Step 2: Convert to fraction form
    397,836,223.20/596,754,334.80 = 204,125,978.70/x
  3. Step 3: Cross multiply
    397,836,223.20x = 596,754,334.80 × 204,125,978.70
  4. Step 4: Simplify right side
    397,836,223.20x = 121,813,062,634,517,456
  5. Step 5: Solve for x
    x = 121,813,062,634,517,456/397,836,223.20
  6. Step 6: Final answer
    x = 306,188,968.05

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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.