Home / 299,384,585.70-449,076,878.55-169,942,179.30

Finding the Fourth Proportional to 299,384,585.70, 449,076,878.55 and 169,942,179.30

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Solution

The fourth proportional to 299,384,585.70, 449,076,878.55 and 169,942,179.30 is: 254,913,268.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,384,585.70 : 449,076,878.55 = 169,942,179.30 : x
  2. Step 2: Convert to fraction form
    299,384,585.70/449,076,878.55 = 169,942,179.30/x
  3. Step 3: Cross multiply
    299,384,585.70x = 449,076,878.55 × 169,942,179.30
  4. Step 4: Simplify right side
    299,384,585.70x = 76,317,103,414,028,432
  5. Step 5: Solve for x
    x = 76,317,103,414,028,432/299,384,585.70
  6. Step 6: Final answer
    x = 254,913,268.95

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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.