Home / 358,544,506.37-494,816,757.77-199,785,168.14

Finding the Fourth Proportional to 358,544,506.37, 494,816,757.77 and 199,785,168.14

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Solution

The fourth proportional to 358,544,506.37, 494,816,757.77 and 199,785,168.14 is: 275,717,651.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,544,506.37 : 494,816,757.77 = 199,785,168.14 : x
  2. Step 2: Convert to fraction form
    358,544,506.37/494,816,757.77 = 199,785,168.14/x
  3. Step 3: Cross multiply
    358,544,506.37x = 494,816,757.77 × 199,785,168.14
  4. Step 4: Simplify right side
    358,544,506.37x = 98,857,049,147,594,464
  5. Step 5: Solve for x
    x = 98,857,049,147,594,464/358,544,506.37
  6. Step 6: Final answer
    x = 275,717,651.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.