Home / 414,081,022.80-620,594,029.80-220,085,374.80

Finding the Fourth Proportional to 414,081,022.80, 620,594,029.80 and 220,085,374.80

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Solution

The fourth proportional to 414,081,022.80, 620,594,029.80 and 220,085,374.80 is: 329,847,691.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,081,022.80 : 620,594,029.80 = 220,085,374.80 : x
  2. Step 2: Convert to fraction form
    414,081,022.80/620,594,029.80 = 220,085,374.80/x
  3. Step 3: Cross multiply
    414,081,022.80x = 620,594,029.80 × 220,085,374.80
  4. Step 4: Simplify right side
    414,081,022.80x = 136,583,669,647,175,360
  5. Step 5: Solve for x
    x = 136,583,669,647,175,360/414,081,022.80
  6. Step 6: Final answer
    x = 329,847,691.94

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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.