Home / 20,190,384,028.20-30,285,576,042.36-20,190,384,028.20

Finding the Fourth Proportional to 20,190,384,028.20, 30,285,576,042.36 and 20,190,384,028.20

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Solution

The fourth proportional to 20,190,384,028.20, 30,285,576,042.36 and 20,190,384,028.20 is: 30,285,576,042.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,190,384,028.20 : 30,285,576,042.36 = 20,190,384,028.20 : x
  2. Step 2: Convert to fraction form
    20,190,384,028.20/30,285,576,042.36 = 20,190,384,028.20/x
  3. Step 3: Cross multiply
    20,190,384,028.20x = 30,285,576,042.36 × 20,190,384,028.20
  4. Step 4: Simplify right side
    20,190,384,028.20x = 611,477,410,810,501,922,816
  5. Step 5: Solve for x
    x = 611,477,410,810,501,922,816/20,190,384,028.20
  6. Step 6: Final answer
    x = 30,285,576,042.36

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1.5x scale

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.