Home / 222,287,903.33-306,757,004.78-123,175,069.90

Finding the Fourth Proportional to 222,287,903.33, 306,757,004.78 and 123,175,069.90

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Solution

The fourth proportional to 222,287,903.33, 306,757,004.78 and 123,175,069.90 is: 169,981,429.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,287,903.33 : 306,757,004.78 = 123,175,069.90 : x
  2. Step 2: Convert to fraction form
    222,287,903.33/306,757,004.78 = 123,175,069.90/x
  3. Step 3: Cross multiply
    222,287,903.33x = 306,757,004.78 × 123,175,069.90
  4. Step 4: Simplify right side
    222,287,903.33x = 37,784,815,505,632,184
  5. Step 5: Solve for x
    x = 37,784,815,505,632,184/222,287,903.33
  6. Step 6: Final answer
    x = 169,981,429.22

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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.