Home / 2,198,669,966.40-3,298,004,949.60-1,957,608,328.80

Finding the Fourth Proportional to 2,198,669,966.40, 3,298,004,949.60 and 1,957,608,328.80

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Solution

The fourth proportional to 2,198,669,966.40, 3,298,004,949.60 and 1,957,608,328.80 is: 2,936,412,493.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198,669,966.40 : 3,298,004,949.60 = 1,957,608,328.80 : x
  2. Step 2: Convert to fraction form
    2,198,669,966.40/3,298,004,949.60 = 1,957,608,328.80/x
  3. Step 3: Cross multiply
    2,198,669,966.40x = 3,298,004,949.60 × 1,957,608,328.80
  4. Step 4: Simplify right side
    2,198,669,966.40x = 6,456,201,957,760,583,680
  5. Step 5: Solve for x
    x = 6,456,201,957,760,583,680/2,198,669,966.40
  6. Step 6: Final answer
    x = 2,936,412,493.20

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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.