Home / 161,298,138.60-241,948,082.70-40,129,590.60

Finding the Fourth Proportional to 161,298,138.60, 241,948,082.70 and 40,129,590.60

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Solution

The fourth proportional to 161,298,138.60, 241,948,082.70 and 40,129,590.60 is: 60,194,603.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,298,138.60 : 241,948,082.70 = 40,129,590.60 : x
  2. Step 2: Convert to fraction form
    161,298,138.60/241,948,082.70 = 40,129,590.60/x
  3. Step 3: Cross multiply
    161,298,138.60x = 241,948,082.70 × 40,129,590.60
  4. Step 4: Simplify right side
    161,298,138.60x = 9,709,277,505,205,942
  5. Step 5: Solve for x
    x = 9,709,277,505,205,942/161,298,138.60
  6. Step 6: Final answer
    x = 60,194,603.54

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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.