Home / 1,728,027,658.35-2,384,682,313.77-935,082,146.25

Finding the Fourth Proportional to 1,728,027,658.35, 2,384,682,313.77 and 935,082,146.25

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Solution

The fourth proportional to 1,728,027,658.35, 2,384,682,313.77 and 935,082,146.25 is: 1,290,415,604.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,027,658.35 : 2,384,682,313.77 = 935,082,146.25 : x
  2. Step 2: Convert to fraction form
    1,728,027,658.35/2,384,682,313.77 = 935,082,146.25/x
  3. Step 3: Cross multiply
    1,728,027,658.35x = 2,384,682,313.77 × 935,082,146.25
  4. Step 4: Simplify right side
    1,728,027,658.35x = 2,229,873,856,084,467,456
  5. Step 5: Solve for x
    x = 2,229,873,856,084,467,456/1,728,027,658.35
  6. Step 6: Final answer
    x = 1,290,415,604.93

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Double scale
Find fourth proportional to 1,728,027,659.35, 2,384,682,315.15 and 935,082,147.25
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1.5x scale

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.