Home / 68,502,236.83-94,441,638.56-54,420,147

Finding the Fourth Proportional to 68,502,236.83, 94,441,638.56 and 54,420,147

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Solution

The fourth proportional to 68,502,236.83, 94,441,638.56 and 54,420,147 is: 75,027,153.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,502,236.83 : 94,441,638.56 = 54,420,147 : x
  2. Step 2: Convert to fraction form
    68,502,236.83/94,441,638.56 = 54,420,147/x
  3. Step 3: Cross multiply
    68,502,236.83x = 94,441,638.56 × 54,420,147
  4. Step 4: Simplify right side
    68,502,236.83x = 5,139,527,853,083,968
  5. Step 5: Solve for x
    x = 5,139,527,853,083,968/68,502,236.83
  6. Step 6: Final answer
    x = 75,027,153.73

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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.