Home / 262,476,350.89-393,344,879.59-200,826,832.93

Finding the Fourth Proportional to 262,476,350.89, 393,344,879.59 and 200,826,832.93

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Solution

The fourth proportional to 262,476,350.89, 393,344,879.59 and 200,826,832.93 is: 300,957,423.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,476,350.89 : 393,344,879.59 = 200,826,832.93 : x
  2. Step 2: Convert to fraction form
    262,476,350.89/393,344,879.59 = 200,826,832.93/x
  3. Step 3: Cross multiply
    262,476,350.89x = 393,344,879.59 × 200,826,832.93
  4. Step 4: Simplify right side
    262,476,350.89x = 78,994,206,416,559,568
  5. Step 5: Solve for x
    x = 78,994,206,416,559,568/262,476,350.89
  6. Step 6: Final answer
    x = 300,957,423.97

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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.