Home / 18,631,062,536.20-27,955,320,854.31-9,182,555,642.29

Finding the Fourth Proportional to 18,631,062,536.20, 27,955,320,854.31 and 9,182,555,642.29

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Solution

The fourth proportional to 18,631,062,536.20, 27,955,320,854.31 and 9,182,555,642.29 is: 13,778,134,700.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,631,062,536.20 : 27,955,320,854.31 = 9,182,555,642.29 : x
  2. Step 2: Convert to fraction form
    18,631,062,536.20/27,955,320,854.31 = 9,182,555,642.29/x
  3. Step 3: Cross multiply
    18,631,062,536.20x = 27,955,320,854.31 × 9,182,555,642.29
  4. Step 4: Simplify right side
    18,631,062,536.20x = 256,701,289,242,697,728,000
  5. Step 5: Solve for x
    x = 256,701,289,242,697,728,000/18,631,062,536.20
  6. Step 6: Final answer
    x = 13,778,134,700.80

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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.