Home / 224,145,718.80-336,218,578.20-199,203,421.20

Finding the Fourth Proportional to 224,145,718.80, 336,218,578.20 and 199,203,421.20

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Solution

The fourth proportional to 224,145,718.80, 336,218,578.20 and 199,203,421.20 is: 298,805,131.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,145,718.80 : 336,218,578.20 = 199,203,421.20 : x
  2. Step 2: Convert to fraction form
    224,145,718.80/336,218,578.20 = 199,203,421.20/x
  3. Step 3: Cross multiply
    224,145,718.80x = 336,218,578.20 × 199,203,421.20
  4. Step 4: Simplify right side
    224,145,718.80x = 66,975,891,048,439,728
  5. Step 5: Solve for x
    x = 66,975,891,048,439,728/224,145,718.80
  6. Step 6: Final answer
    x = 298,805,131.80

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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.