Home / 235,263,680.20-352,820,650.54-77,667,351.21

Finding the Fourth Proportional to 235,263,680.20, 352,820,650.54 and 77,667,351.21

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Solution

The fourth proportional to 235,263,680.20, 352,820,650.54 and 77,667,351.21 is: 116,476,310.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,263,680.20 : 352,820,650.54 = 77,667,351.21 : x
  2. Step 2: Convert to fraction form
    235,263,680.20/352,820,650.54 = 77,667,351.21/x
  3. Step 3: Cross multiply
    235,263,680.20x = 352,820,650.54 × 77,667,351.21
  4. Step 4: Simplify right side
    235,263,680.20x = 27,402,645,379,630,856
  5. Step 5: Solve for x
    x = 27,402,645,379,630,856/235,263,680.20
  6. Step 6: Final answer
    x = 116,476,310.14

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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.