Home / 1,728,027,644.92-2,384,682,295.23-935,082,132.80

Finding the Fourth Proportional to 1,728,027,644.92, 2,384,682,295.23 and 935,082,132.80

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Solution

The fourth proportional to 1,728,027,644.92, 2,384,682,295.23 and 935,082,132.80 is: 1,290,415,586.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,027,644.92 : 2,384,682,295.23 = 935,082,132.80 : x
  2. Step 2: Convert to fraction form
    1,728,027,644.92/2,384,682,295.23 = 935,082,132.80/x
  3. Step 3: Cross multiply
    1,728,027,644.92x = 2,384,682,295.23 × 935,082,132.80
  4. Step 4: Simplify right side
    1,728,027,644.92x = 2,229,873,806,680,029,440
  5. Step 5: Solve for x
    x = 2,229,873,806,680,029,440/1,728,027,644.92
  6. Step 6: Final answer
    x = 1,290,415,586.37

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Double scale
Find fourth proportional to 1,728,027,645.92, 2,384,682,296.61 and 935,082,133.80
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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.