Home / 299,384,609.70-449,076,914.55-169,942,203.30

Finding the Fourth Proportional to 299,384,609.70, 449,076,914.55 and 169,942,203.30

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Solution

The fourth proportional to 299,384,609.70, 449,076,914.55 and 169,942,203.30 is: 254,913,304.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,384,609.70 : 449,076,914.55 = 169,942,203.30 : x
  2. Step 2: Convert to fraction form
    299,384,609.70/449,076,914.55 = 169,942,203.30/x
  3. Step 3: Cross multiply
    299,384,609.70x = 449,076,914.55 × 169,942,203.30
  4. Step 4: Simplify right side
    299,384,609.70x = 76,317,120,309,792,832
  5. Step 5: Solve for x
    x = 76,317,120,309,792,832/299,384,609.70
  6. Step 6: Final answer
    x = 254,913,304.95

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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.