Home / 345,104,356.50-517,667,163.57-150,915,815.10

Finding the Fourth Proportional to 345,104,356.50, 517,667,163.57 and 150,915,815.10

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Solution

The fourth proportional to 345,104,356.50, 517,667,163.57 and 150,915,815.10 is: 226,378,370.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,104,356.50 : 517,667,163.57 = 150,915,815.10 : x
  2. Step 2: Convert to fraction form
    345,104,356.50/517,667,163.57 = 150,915,815.10/x
  3. Step 3: Cross multiply
    345,104,356.50x = 517,667,163.57 × 150,915,815.10
  4. Step 4: Simplify right side
    345,104,356.50x = 78,124,161,940,671,568
  5. Step 5: Solve for x
    x = 78,124,161,940,671,568/345,104,356.50
  6. Step 6: Final answer
    x = 226,378,370.68

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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.