Home / 2,219,614,456.20-3,328,413,914.70-838,970,104.20

Finding the Fourth Proportional to 2,219,614,456.20, 3,328,413,914.70 and 838,970,104.20

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Solution

The fourth proportional to 2,219,614,456.20, 3,328,413,914.70 and 838,970,104.20 is: 1,258,074,239.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219,614,456.20 : 3,328,413,914.70 = 838,970,104.20 : x
  2. Step 2: Convert to fraction form
    2,219,614,456.20/3,328,413,914.70 = 838,970,104.20/x
  3. Step 3: Cross multiply
    2,219,614,456.20x = 3,328,413,914.70 × 838,970,104.20
  4. Step 4: Simplify right side
    2,219,614,456.20x = 2,792,439,768,836,589,056
  5. Step 5: Solve for x
    x = 2,792,439,768,836,589,056/2,219,614,456.20
  6. Step 6: Final answer
    x = 1,258,074,239.44

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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.