Home / 188,943,055,647-283,616,269,423.92-81,430,384,726.64

Finding the Fourth Proportional to 188,943,055,647, 283,616,269,423.92 and 81,430,384,726.64

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Solution

The fourth proportional to 188,943,055,647, 283,616,269,423.92 and 81,430,384,726.64 is: 122,232,499,388.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,943,055,647 : 283,616,269,423.92 = 81,430,384,726.64 : x
  2. Step 2: Convert to fraction form
    188,943,055,647/283,616,269,423.92 = 81,430,384,726.64/x
  3. Step 3: Cross multiply
    188,943,055,647x = 283,616,269,423.92 × 81,430,384,726.64
  4. Step 4: Simplify right side
    188,943,055,647x = 23,094,981,933,922,770,747,392
  5. Step 5: Solve for x
    x = 23,094,981,933,922,770,747,392/188,943,055,647
  6. Step 6: Final answer
    x = 122,232,499,388.97

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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.