Home / 299,384,527.20-449,076,790.80-169,942,120.80

Finding the Fourth Proportional to 299,384,527.20, 449,076,790.80 and 169,942,120.80

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Solution

The fourth proportional to 299,384,527.20, 449,076,790.80 and 169,942,120.80 is: 254,913,181.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,384,527.20 : 449,076,790.80 = 169,942,120.80 : x
  2. Step 2: Convert to fraction form
    299,384,527.20/449,076,790.80 = 169,942,120.80/x
  3. Step 3: Cross multiply
    299,384,527.20x = 449,076,790.80 × 169,942,120.80
  4. Step 4: Simplify right side
    299,384,527.20x = 76,317,062,230,609,936
  5. Step 5: Solve for x
    x = 76,317,062,230,609,936/299,384,527.20
  6. Step 6: Final answer
    x = 254,913,181.20

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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.