Home / 2,783,481,942.85-3,841,220,266.64-1,639,097,976.13

Finding the Fourth Proportional to 2,783,481,942.85, 3,841,220,266.64 and 1,639,097,976.13

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Solution

The fourth proportional to 2,783,481,942.85, 3,841,220,266.64 and 1,639,097,976.13 is: 2,261,964,149.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783,481,942.85 : 3,841,220,266.64 = 1,639,097,976.13 : x
  2. Step 2: Convert to fraction form
    2,783,481,942.85/3,841,220,266.64 = 1,639,097,976.13/x
  3. Step 3: Cross multiply
    2,783,481,942.85x = 3,841,220,266.64 × 1,639,097,976.13
  4. Step 4: Simplify right side
    2,783,481,942.85x = 6,296,136,364,919,162,880
  5. Step 5: Solve for x
    x = 6,296,136,364,919,162,880/2,783,481,942.85
  6. Step 6: Final answer
    x = 2,261,964,149.29

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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.