Home / 157,469,080.80-236,203,621.20-143,864,191.20

Finding the Fourth Proportional to 157,469,080.80, 236,203,621.20 and 143,864,191.20

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Solution

The fourth proportional to 157,469,080.80, 236,203,621.20 and 143,864,191.20 is: 215,796,286.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,469,080.80 : 236,203,621.20 = 143,864,191.20 : x
  2. Step 2: Convert to fraction form
    157,469,080.80/236,203,621.20 = 143,864,191.20/x
  3. Step 3: Cross multiply
    157,469,080.80x = 236,203,621.20 × 143,864,191.20
  4. Step 4: Simplify right side
    157,469,080.80x = 33,981,242,922,449,168
  5. Step 5: Solve for x
    x = 33,981,242,922,449,168/157,469,080.80
  6. Step 6: Final answer
    x = 215,796,286.80

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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.