Home / 225,986,327.20-338,979,490.80-174,967,991.20

Finding the Fourth Proportional to 225,986,327.20, 338,979,490.80 and 174,967,991.20

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Solution

The fourth proportional to 225,986,327.20, 338,979,490.80 and 174,967,991.20 is: 262,451,986.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,986,327.20 : 338,979,490.80 = 174,967,991.20 : x
  2. Step 2: Convert to fraction form
    225,986,327.20/338,979,490.80 = 174,967,991.20/x
  3. Step 3: Cross multiply
    225,986,327.20x = 338,979,490.80 × 174,967,991.20
  4. Step 4: Simplify right side
    225,986,327.20x = 59,310,560,563,274,880
  5. Step 5: Solve for x
    x = 59,310,560,563,274,880/225,986,327.20
  6. Step 6: Final answer
    x = 262,451,986.80

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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.