Home / 662,977,745.78-994,193,000.33-226,313,638.47

Finding the Fourth Proportional to 662,977,745.78, 994,193,000.33 and 226,313,638.47

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Solution

The fourth proportional to 662,977,745.78, 994,193,000.33 and 226,313,638.47 is: 339,377,055.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,977,745.78 : 994,193,000.33 = 226,313,638.47 : x
  2. Step 2: Convert to fraction form
    662,977,745.78/994,193,000.33 = 226,313,638.47/x
  3. Step 3: Cross multiply
    662,977,745.78x = 994,193,000.33 × 226,313,638.47
  4. Step 4: Simplify right side
    662,977,745.78x = 224,999,435,244,956,640
  5. Step 5: Solve for x
    x = 224,999,435,244,956,640/662,977,745.78
  6. Step 6: Final answer
    x = 339,377,055.53

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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.