Home / 2,783,481,947.84-3,841,220,273.54-1,639,097,981.12

Finding the Fourth Proportional to 2,783,481,947.84, 3,841,220,273.54 and 1,639,097,981.12

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Solution

The fourth proportional to 2,783,481,947.84, 3,841,220,273.54 and 1,639,097,981.12 is: 2,261,964,156.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783,481,947.84 : 3,841,220,273.54 = 1,639,097,981.12 : x
  2. Step 2: Convert to fraction form
    2,783,481,947.84/3,841,220,273.54 = 1,639,097,981.12/x
  3. Step 3: Cross multiply
    2,783,481,947.84x = 3,841,220,273.54 × 1,639,097,981.12
  4. Step 4: Simplify right side
    2,783,481,947.84x = 6,296,136,395,396,627,456
  5. Step 5: Solve for x
    x = 6,296,136,395,396,627,456/2,783,481,947.84
  6. Step 6: Final answer
    x = 2,261,964,156.18

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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.