Home / 15,494,858,887,554-21,382,778,189,226-8,463,461,519,457.80

Finding the Fourth Proportional to 15,494,858,887,554, 21,382,778,189,226 and 8,463,461,519,457.80

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Solution

The fourth proportional to 15,494,858,887,554, 21,382,778,189,226 and 8,463,461,519,457.80 is: 11,679,507,486,768.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,494,858,887,554 : 21,382,778,189,226 = 8,463,461,519,457.80 : x
  2. Step 2: Convert to fraction form
    15,494,858,887,554/21,382,778,189,226 = 8,463,461,519,457.80/x
  3. Step 3: Cross multiply
    15,494,858,887,554x = 21,382,778,189,226 × 8,463,461,519,457.80
  4. Step 4: Simplify right side
    15,494,858,887,554x = 180,972,320,383,615,794,199,658,496
  5. Step 5: Solve for x
    x = 180,972,320,383,615,794,199,658,496/15,494,858,887,554
  6. Step 6: Final answer
    x = 11,679,507,486,768.98

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Double scale
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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.