Home / 299,384,578.20-449,076,867.30-169,942,171.80

Finding the Fourth Proportional to 299,384,578.20, 449,076,867.30 and 169,942,171.80

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Solution

The fourth proportional to 299,384,578.20, 449,076,867.30 and 169,942,171.80 is: 254,913,257.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,384,578.20 : 449,076,867.30 = 169,942,171.80 : x
  2. Step 2: Convert to fraction form
    299,384,578.20/449,076,867.30 = 169,942,171.80/x
  3. Step 3: Cross multiply
    299,384,578.20x = 449,076,867.30 × 169,942,171.80
  4. Step 4: Simplify right side
    299,384,578.20x = 76,317,098,134,102,416
  5. Step 5: Solve for x
    x = 76,317,098,134,102,416/299,384,578.20
  6. Step 6: Final answer
    x = 254,913,257.70

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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.