Home / 219,620,735.01-303,082,191.99-120,501,456.12

Finding the Fourth Proportional to 219,620,735.01, 303,082,191.99 and 120,501,456.12

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Solution

The fourth proportional to 219,620,735.01, 303,082,191.99 and 120,501,456.12 is: 166,295,069.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,620,735.01 : 303,082,191.99 = 120,501,456.12 : x
  2. Step 2: Convert to fraction form
    219,620,735.01/303,082,191.99 = 120,501,456.12/x
  3. Step 3: Cross multiply
    219,620,735.01x = 303,082,191.99 × 120,501,456.12
  4. Step 4: Simplify right side
    219,620,735.01x = 36,521,845,458,836,400
  5. Step 5: Solve for x
    x = 36,521,845,458,836,400/219,620,735.01
  6. Step 6: Final answer
    x = 166,295,069.80

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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.