Home / 4,136,979,403.80-6,205,469,105.70-3,620,418,751.80

Finding the Fourth Proportional to 4,136,979,403.80, 6,205,469,105.70 and 3,620,418,751.80

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Solution

The fourth proportional to 4,136,979,403.80, 6,205,469,105.70 and 3,620,418,751.80 is: 5,430,628,127.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,136,979,403.80 : 6,205,469,105.70 = 3,620,418,751.80 : x
  2. Step 2: Convert to fraction form
    4,136,979,403.80/6,205,469,105.70 = 3,620,418,751.80/x
  3. Step 3: Cross multiply
    4,136,979,403.80x = 6,205,469,105.70 × 3,620,418,751.80
  4. Step 4: Simplify right side
    4,136,979,403.80x = 22,466,396,713,991,856,128
  5. Step 5: Solve for x
    x = 22,466,396,713,991,856,128/4,136,979,403.80
  6. Step 6: Final answer
    x = 5,430,628,127.70

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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.