Home / 27,290,589,633.80-40,935,884,450.70-7,661,284,857.80

Finding the Fourth Proportional to 27,290,589,633.80, 40,935,884,450.70 and 7,661,284,857.80

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Solution

The fourth proportional to 27,290,589,633.80, 40,935,884,450.70 and 7,661,284,857.80 is: 11,491,927,286.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,290,589,633.80 : 40,935,884,450.70 = 7,661,284,857.80 : x
  2. Step 2: Convert to fraction form
    27,290,589,633.80/40,935,884,450.70 = 7,661,284,857.80/x
  3. Step 3: Cross multiply
    27,290,589,633.80x = 40,935,884,450.70 × 7,661,284,857.80
  4. Step 4: Simplify right side
    27,290,589,633.80x = 313,621,471,682,798,354,432
  5. Step 5: Solve for x
    x = 313,621,471,682,798,354,432/27,290,589,633.80
  6. Step 6: Final answer
    x = 11,491,927,286.70

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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.