Home / 125,764,578.91-188,667,344.76-37,142,117.38

Finding the Fourth Proportional to 125,764,578.91, 188,667,344.76 and 37,142,117.38

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Solution

The fourth proportional to 125,764,578.91, 188,667,344.76 and 37,142,117.38 is: 55,719,223.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,764,578.91 : 188,667,344.76 = 37,142,117.38 : x
  2. Step 2: Convert to fraction form
    125,764,578.91/188,667,344.76 = 37,142,117.38/x
  3. Step 3: Cross multiply
    125,764,578.91x = 188,667,344.76 × 37,142,117.38
  4. Step 4: Simplify right side
    125,764,578.91x = 7,007,504,664,848,848
  5. Step 5: Solve for x
    x = 7,007,504,664,848,848/125,764,578.91
  6. Step 6: Final answer
    x = 55,719,223.37

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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.