Home / 199,556,704.80-299,335,057.20-108,857,440.80

Finding the Fourth Proportional to 199,556,704.80, 299,335,057.20 and 108,857,440.80

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Solution

The fourth proportional to 199,556,704.80, 299,335,057.20 and 108,857,440.80 is: 163,286,161.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,556,704.80 : 299,335,057.20 = 108,857,440.80 : x
  2. Step 2: Convert to fraction form
    199,556,704.80/299,335,057.20 = 108,857,440.80/x
  3. Step 3: Cross multiply
    199,556,704.80x = 299,335,057.20 × 108,857,440.80
  4. Step 4: Simplify right side
    199,556,704.80x = 32,584,848,268,513,612
  5. Step 5: Solve for x
    x = 32,584,848,268,513,612/199,556,704.80
  6. Step 6: Final answer
    x = 163,286,161.20

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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.