Home / 290,699,508.60-435,651,131.70-236,951,796.60

Finding the Fourth Proportional to 290,699,508.60, 435,651,131.70 and 236,951,796.60

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Solution

The fourth proportional to 290,699,508.60, 435,651,131.70 and 236,951,796.60 is: 355,103,174.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,699,508.60 : 435,651,131.70 = 236,951,796.60 : x
  2. Step 2: Convert to fraction form
    290,699,508.60/435,651,131.70 = 236,951,796.60/x
  3. Step 3: Cross multiply
    290,699,508.60x = 435,651,131.70 × 236,951,796.60
  4. Step 4: Simplify right side
    290,699,508.60x = 103,228,318,347,138,208
  5. Step 5: Solve for x
    x = 103,228,318,347,138,208/290,699,508.60
  6. Step 6: Final answer
    x = 355,103,174.56

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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.