Home / 299,383,414.20-449,075,121.30-169,941,007.80

Finding the Fourth Proportional to 299,383,414.20, 449,075,121.30 and 169,941,007.80

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Solution

The fourth proportional to 299,383,414.20, 449,075,121.30 and 169,941,007.80 is: 254,911,511.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,383,414.20 : 449,075,121.30 = 169,941,007.80 : x
  2. Step 2: Convert to fraction form
    299,383,414.20/449,075,121.30 = 169,941,007.80/x
  3. Step 3: Cross multiply
    299,383,414.20x = 449,075,121.30 × 169,941,007.80
  4. Step 4: Simplify right side
    299,383,414.20x = 76,316,278,691,629,248
  5. Step 5: Solve for x
    x = 76,316,278,691,629,248/299,383,414.20
  6. Step 6: Final answer
    x = 254,911,511.70

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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.