Home / 188,529,856.59-260,167,124.26-109,148,265.65

Finding the Fourth Proportional to 188,529,856.59, 260,167,124.26 and 109,148,265.65

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Solution

The fourth proportional to 188,529,856.59, 260,167,124.26 and 109,148,265.65 is: 150,622,245.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,529,856.59 : 260,167,124.26 = 109,148,265.65 : x
  2. Step 2: Convert to fraction form
    188,529,856.59/260,167,124.26 = 109,148,265.65/x
  3. Step 3: Cross multiply
    188,529,856.59x = 260,167,124.26 × 109,148,265.65
  4. Step 4: Simplify right side
    188,529,856.59x = 28,396,790,392,300,480
  5. Step 5: Solve for x
    x = 28,396,790,392,300,480/188,529,856.59
  6. Step 6: Final answer
    x = 150,622,245.76

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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.