Home / 18,097,320,712.08-27,149,908,121.93-5,505,851,921.56

Finding the Fourth Proportional to 18,097,320,712.08, 27,149,908,121.93 and 5,505,851,921.56

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Solution

The fourth proportional to 18,097,320,712.08, 27,149,908,121.93 and 5,505,851,921.56 is: 8,259,972,632.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,097,320,712.08 : 27,149,908,121.93 = 5,505,851,921.56 : x
  2. Step 2: Convert to fraction form
    18,097,320,712.08/27,149,908,121.93 = 5,505,851,921.56/x
  3. Step 3: Cross multiply
    18,097,320,712.08x = 27,149,908,121.93 × 5,505,851,921.56
  4. Step 4: Simplify right side
    18,097,320,712.08x = 149,483,373,803,305,762,816
  5. Step 5: Solve for x
    x = 149,483,373,803,305,762,816/18,097,320,712.08
  6. Step 6: Final answer
    x = 8,259,972,632.50

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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.