Home / 1,355,275,296,192.20-2,033,181,243,390.30-387,191,978,517.85

Finding the Fourth Proportional to 1,355,275,296,192.20, 2,033,181,243,390.30 and 387,191,978,517.85

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Solution

The fourth proportional to 1,355,275,296,192.20, 2,033,181,243,390.30 and 387,191,978,517.85 is: 580,864,618,816.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,275,296,192.20 : 2,033,181,243,390.30 = 387,191,978,517.85 : x
  2. Step 2: Convert to fraction form
    1,355,275,296,192.20/2,033,181,243,390.30 = 387,191,978,517.85/x
  3. Step 3: Cross multiply
    1,355,275,296,192.20x = 2,033,181,243,390.30 × 387,191,978,517.85
  4. Step 4: Simplify right side
    1,355,275,296,192.20x = 787,231,468,313,672,534,720,512
  5. Step 5: Solve for x
    x = 787,231,468,313,672,534,720,512/1,355,275,296,192.20
  6. Step 6: Final answer
    x = 580,864,618,816.18

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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.