Home / 157,469,089.80-236,203,634.70-143,864,200.20

Finding the Fourth Proportional to 157,469,089.80, 236,203,634.70 and 143,864,200.20

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Solution

The fourth proportional to 157,469,089.80, 236,203,634.70 and 143,864,200.20 is: 215,796,300.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,469,089.80 : 236,203,634.70 = 143,864,200.20 : x
  2. Step 2: Convert to fraction form
    157,469,089.80/236,203,634.70 = 143,864,200.20/x
  3. Step 3: Cross multiply
    157,469,089.80x = 236,203,634.70 × 143,864,200.20
  4. Step 4: Simplify right side
    157,469,089.80x = 33,981,246,990,448,464
  5. Step 5: Solve for x
    x = 33,981,246,990,448,464/157,469,089.80
  6. Step 6: Final answer
    x = 215,796,300.30

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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.