Home / 3,801,356,785.35-5,245,883,663.18-2,107,930,729.77

Finding the Fourth Proportional to 3,801,356,785.35, 5,245,883,663.18 and 2,107,930,729.77

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Solution

The fourth proportional to 3,801,356,785.35, 5,245,883,663.18 and 2,107,930,729.77 is: 2,908,950,672.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,801,356,785.35 : 5,245,883,663.18 = 2,107,930,729.77 : x
  2. Step 2: Convert to fraction form
    3,801,356,785.35/5,245,883,663.18 = 2,107,930,729.77/x
  3. Step 3: Cross multiply
    3,801,356,785.35x = 5,245,883,663.18 × 2,107,930,729.77
  4. Step 4: Simplify right side
    3,801,356,785.35x = 11,057,959,378,404,999,168
  5. Step 5: Solve for x
    x = 11,057,959,378,404,999,168/3,801,356,785.35
  6. Step 6: Final answer
    x = 2,908,950,672.83

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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.