Home / 3,599,296,786.80-5,398,945,180.20-1,855,904,586.30

Finding the Fourth Proportional to 3,599,296,786.80, 5,398,945,180.20 and 1,855,904,586.30

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Solution

The fourth proportional to 3,599,296,786.80, 5,398,945,180.20 and 1,855,904,586.30 is: 2,783,856,879.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,599,296,786.80 : 5,398,945,180.20 = 1,855,904,586.30 : x
  2. Step 2: Convert to fraction form
    3,599,296,786.80/5,398,945,180.20 = 1,855,904,586.30/x
  3. Step 3: Cross multiply
    3,599,296,786.80x = 5,398,945,180.20 × 1,855,904,586.30
  4. Step 4: Simplify right side
    3,599,296,786.80x = 10,019,927,121,115,459,584
  5. Step 5: Solve for x
    x = 10,019,927,121,115,459,584/3,599,296,786.80
  6. Step 6: Final answer
    x = 2,783,856,879.45

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Double scale
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Similar ratio
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1.5x scale

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.