Home / 77,531,682.14-116,227,132.91-38,682,016.44

Finding the Fourth Proportional to 77,531,682.14, 116,227,132.91 and 38,682,016.44

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Solution

The fourth proportional to 77,531,682.14, 116,227,132.91 and 38,682,016.44 is: 57,987,905.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,531,682.14 : 116,227,132.91 = 38,682,016.44 : x
  2. Step 2: Convert to fraction form
    77,531,682.14/116,227,132.91 = 38,682,016.44/x
  3. Step 3: Cross multiply
    77,531,682.14x = 116,227,132.91 × 38,682,016.44
  4. Step 4: Simplify right side
    77,531,682.14x = 4,495,899,865,998,684.50
  5. Step 5: Solve for x
    x = 4,495,899,865,998,684.50/77,531,682.14
  6. Step 6: Final answer
    x = 57,987,905.61

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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.