Home / 1,813,188,984.62-2,720,338,542.12-928,500,736.58

Finding the Fourth Proportional to 1,813,188,984.62, 2,720,338,542.12 and 928,500,736.58

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Solution

The fourth proportional to 1,813,188,984.62, 2,720,338,542.12 and 928,500,736.58 is: 1,393,035,343.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,188,984.62 : 2,720,338,542.12 = 928,500,736.58 : x
  2. Step 2: Convert to fraction form
    1,813,188,984.62/2,720,338,542.12 = 928,500,736.58/x
  3. Step 3: Cross multiply
    1,813,188,984.62x = 2,720,338,542.12 × 928,500,736.58
  4. Step 4: Simplify right side
    1,813,188,984.62x = 2,525,836,340,105,383,424
  5. Step 5: Solve for x
    x = 2,525,836,340,105,383,424/1,813,188,984.62
  6. Step 6: Final answer
    x = 1,393,035,343.55

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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.