Home / 117,408,116.73-176,083,072.20-39,683,294.09

Finding the Fourth Proportional to 117,408,116.73, 176,083,072.20 and 39,683,294.09

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Solution

The fourth proportional to 117,408,116.73, 176,083,072.20 and 39,683,294.09 is: 59,515,104.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,408,116.73 : 176,083,072.20 = 39,683,294.09 : x
  2. Step 2: Convert to fraction form
    117,408,116.73/176,083,072.20 = 39,683,294.09/x
  3. Step 3: Cross multiply
    117,408,116.73x = 176,083,072.20 × 39,683,294.09
  4. Step 4: Simplify right side
    117,408,116.73x = 6,987,556,337,502,888
  5. Step 5: Solve for x
    x = 6,987,556,337,502,888/117,408,116.73
  6. Step 6: Final answer
    x = 59,515,104.51

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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.