Home / 884,890,234,018.80-1,221,135,633,121-494,262,356,257.25

Finding the Fourth Proportional to 884,890,234,018.80, 1,221,135,633,121 and 494,262,356,257.25

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Solution

The fourth proportional to 884,890,234,018.80, 1,221,135,633,121 and 494,262,356,257.25 is: 682,074,851,922.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,890,234,018.80 : 1,221,135,633,121 = 494,262,356,257.25 : x
  2. Step 2: Convert to fraction form
    884,890,234,018.80/1,221,135,633,121 = 494,262,356,257.25/x
  3. Step 3: Cross multiply
    884,890,234,018.80x = 1,221,135,633,121 × 494,262,356,257.25
  4. Step 4: Simplify right side
    884,890,234,018.80x = 603,561,375,336,074,215,161,856
  5. Step 5: Solve for x
    x = 603,561,375,336,074,215,161,856/884,890,234,018.80
  6. Step 6: Final answer
    x = 682,074,851,922.54

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.