Home / 234,825,581.80-352,238,372.70-221,433,268.60

Finding the Fourth Proportional to 234,825,581.80, 352,238,372.70 and 221,433,268.60

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Solution

The fourth proportional to 234,825,581.80, 352,238,372.70 and 221,433,268.60 is: 332,149,902.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,825,581.80 : 352,238,372.70 = 221,433,268.60 : x
  2. Step 2: Convert to fraction form
    234,825,581.80/352,238,372.70 = 221,433,268.60/x
  3. Step 3: Cross multiply
    234,825,581.80x = 352,238,372.70 × 221,433,268.60
  4. Step 4: Simplify right side
    234,825,581.80x = 77,997,294,193,306,000
  5. Step 5: Solve for x
    x = 77,997,294,193,306,000/234,825,581.80
  6. Step 6: Final answer
    x = 332,149,902.90

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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.