Home / 299,383,846.20-449,075,769.30-169,941,439.80

Finding the Fourth Proportional to 299,383,846.20, 449,075,769.30 and 169,941,439.80

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Solution

The fourth proportional to 299,383,846.20, 449,075,769.30 and 169,941,439.80 is: 254,912,159.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,383,846.20 : 449,075,769.30 = 169,941,439.80 : x
  2. Step 2: Convert to fraction form
    299,383,846.20/449,075,769.30 = 169,941,439.80/x
  3. Step 3: Cross multiply
    299,383,846.20x = 449,075,769.30 × 169,941,439.80
  4. Step 4: Simplify right side
    299,383,846.20x = 76,316,582,814,134,640
  5. Step 5: Solve for x
    x = 76,316,582,814,134,640/299,383,846.20
  6. Step 6: Final answer
    x = 254,912,159.70

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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.