Home / 27,908,781,306.82-41,863,169,651.44-7,740,206,892.15

Finding the Fourth Proportional to 27,908,781,306.82, 41,863,169,651.44 and 7,740,206,892.15

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Solution

The fourth proportional to 27,908,781,306.82, 41,863,169,651.44 and 7,740,206,892.15 is: 11,610,309,697.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,908,781,306.82 : 41,863,169,651.44 = 7,740,206,892.15 : x
  2. Step 2: Convert to fraction form
    27,908,781,306.82/41,863,169,651.44 = 7,740,206,892.15/x
  3. Step 3: Cross multiply
    27,908,781,306.82x = 41,863,169,651.44 × 7,740,206,892.15
  4. Step 4: Simplify right side
    27,908,781,306.82x = 324,029,594,263,320,592,384
  5. Step 5: Solve for x
    x = 324,029,594,263,320,592,384/27,908,781,306.82
  6. Step 6: Final answer
    x = 11,610,309,697.91

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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.