Home / 14,469,561,920.73-19,968,534,342.99-8,676,808,443.12

Finding the Fourth Proportional to 14,469,561,920.73, 19,968,534,342.99 and 8,676,808,443.12

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Solution

The fourth proportional to 14,469,561,920.73, 19,968,534,342.99 and 8,676,808,443.12 is: 11,974,318,803.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,469,561,920.73 : 19,968,534,342.99 = 8,676,808,443.12 : x
  2. Step 2: Convert to fraction form
    14,469,561,920.73/19,968,534,342.99 = 8,676,808,443.12/x
  3. Step 3: Cross multiply
    14,469,561,920.73x = 19,968,534,342.99 × 8,676,808,443.12
  4. Step 4: Simplify right side
    14,469,561,920.73x = 173,263,147,383,844,077,568
  5. Step 5: Solve for x
    x = 173,263,147,383,844,077,568/14,469,561,920.73
  6. Step 6: Final answer
    x = 11,974,318,803.37

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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.