Home / 414,420,249.65-621,323,917.38-250,621,590.92

Finding the Fourth Proportional to 414,420,249.65, 621,323,917.38 and 250,621,590.92

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Solution

The fourth proportional to 414,420,249.65, 621,323,917.38 and 250,621,590.92 is: 375,747,055.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,420,249.65 : 621,323,917.38 = 250,621,590.92 : x
  2. Step 2: Convert to fraction form
    414,420,249.65/621,323,917.38 = 250,621,590.92/x
  3. Step 3: Cross multiply
    414,420,249.65x = 621,323,917.38 × 250,621,590.92
  4. Step 4: Simplify right side
    414,420,249.65x = 155,717,188,647,315,616
  5. Step 5: Solve for x
    x = 155,717,188,647,315,616/414,420,249.65
  6. Step 6: Final answer
    x = 375,747,055.75

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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.