Home / 18,631,062,533.82-27,955,320,850.74-9,182,555,639.91

Finding the Fourth Proportional to 18,631,062,533.82, 27,955,320,850.74 and 9,182,555,639.91

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Solution

The fourth proportional to 18,631,062,533.82, 27,955,320,850.74 and 9,182,555,639.91 is: 13,778,134,697.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,631,062,533.82 : 27,955,320,850.74 = 9,182,555,639.91 : x
  2. Step 2: Convert to fraction form
    18,631,062,533.82/27,955,320,850.74 = 9,182,555,639.91/x
  3. Step 3: Cross multiply
    18,631,062,533.82x = 27,955,320,850.74 × 9,182,555,639.91
  4. Step 4: Simplify right side
    18,631,062,533.82x = 256,701,289,143,456,202,752
  5. Step 5: Solve for x
    x = 256,701,289,143,456,202,752/18,631,062,533.82
  6. Step 6: Final answer
    x = 13,778,134,697.23

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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.