Home / 3,889,997,214.82-5,368,197,889.60-2,105,850,610.13

Finding the Fourth Proportional to 3,889,997,214.82, 5,368,197,889.60 and 2,105,850,610.13

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Solution

The fourth proportional to 3,889,997,214.82, 5,368,197,889.60 and 2,105,850,610.13 is: 2,906,074,780.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,889,997,214.82 : 5,368,197,889.60 = 2,105,850,610.13 : x
  2. Step 2: Convert to fraction form
    3,889,997,214.82/5,368,197,889.60 = 2,105,850,610.13/x
  3. Step 3: Cross multiply
    3,889,997,214.82x = 5,368,197,889.60 × 2,105,850,610.13
  4. Step 4: Simplify right side
    3,889,997,214.82x = 11,304,622,801,080,633,344
  5. Step 5: Solve for x
    x = 11,304,622,801,080,633,344/3,889,997,214.82
  6. Step 6: Final answer
    x = 2,906,074,780.21

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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.