Home / 68,109,664.77-94,044,891.68-54,836,679.57

Finding the Fourth Proportional to 68,109,664.77, 94,044,891.68 and 54,836,679.57

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Solution

The fourth proportional to 68,109,664.77, 94,044,891.68 and 54,836,679.57 is: 75,717,735.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,109,664.77 : 94,044,891.68 = 54,836,679.57 : x
  2. Step 2: Convert to fraction form
    68,109,664.77/94,044,891.68 = 54,836,679.57/x
  3. Step 3: Cross multiply
    68,109,664.77x = 94,044,891.68 × 54,836,679.57
  4. Step 4: Simplify right side
    68,109,664.77x = 5,157,109,589,977,335
  5. Step 5: Solve for x
    x = 5,157,109,589,977,335/68,109,664.77
  6. Step 6: Final answer
    x = 75,717,735.62

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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.