Home / 15,494,858,887,568-21,382,778,189,244-8,463,461,519,470.90

Finding the Fourth Proportional to 15,494,858,887,568, 21,382,778,189,244 and 8,463,461,519,470.90

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Solution

The fourth proportional to 15,494,858,887,568, 21,382,778,189,244 and 8,463,461,519,470.90 is: 11,679,507,486,786.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,494,858,887,568 : 21,382,778,189,244 = 8,463,461,519,470.90 : x
  2. Step 2: Convert to fraction form
    15,494,858,887,568/21,382,778,189,244 = 8,463,461,519,470.90/x
  3. Step 3: Cross multiply
    15,494,858,887,568x = 21,382,778,189,244 × 8,463,461,519,470.90
  4. Step 4: Simplify right side
    15,494,858,887,568x = 180,972,320,384,048,245,866,758,144
  5. Step 5: Solve for x
    x = 180,972,320,384,048,245,866,758,144/15,494,858,887,568
  6. Step 6: Final answer
    x = 11,679,507,486,786.34

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.