Home / 235,263,679.95-352,820,650.16-77,667,350.96

Finding the Fourth Proportional to 235,263,679.95, 352,820,650.16 and 77,667,350.96

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Solution

The fourth proportional to 235,263,679.95, 352,820,650.16 and 77,667,350.96 is: 116,476,309.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,263,679.95 : 352,820,650.16 = 77,667,350.96 : x
  2. Step 2: Convert to fraction form
    235,263,679.95/352,820,650.16 = 77,667,350.96/x
  3. Step 3: Cross multiply
    235,263,679.95x = 352,820,650.16 × 77,667,350.96
  4. Step 4: Simplify right side
    235,263,679.95x = 27,402,645,260,342,168
  5. Step 5: Solve for x
    x = 27,402,645,260,342,168/235,263,679.95
  6. Step 6: Final answer
    x = 116,476,309.76

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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.