Home / 68,722,693,583.11-103,084,159,950.11-21,562,786,647.43

Finding the Fourth Proportional to 68,722,693,583.11, 103,084,159,950.11 and 21,562,786,647.43

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Solution

The fourth proportional to 68,722,693,583.11, 103,084,159,950.11 and 21,562,786,647.43 is: 32,344,217,489.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,722,693,583.11 : 103,084,159,950.11 = 21,562,786,647.43 : x
  2. Step 2: Convert to fraction form
    68,722,693,583.11/103,084,159,950.11 = 21,562,786,647.43/x
  3. Step 3: Cross multiply
    68,722,693,583.11x = 103,084,159,950.11 × 21,562,786,647.43
  4. Step 4: Simplify right side
    68,722,693,583.11x = 2,222,781,747,733,770,272,768
  5. Step 5: Solve for x
    x = 2,222,781,747,733,770,272,768/68,722,693,583.11
  6. Step 6: Final answer
    x = 32,344,217,489.75

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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.