Home / 148,322,489.20-222,326,269.80-71,595,530.80

Finding the Fourth Proportional to 148,322,489.20, 222,326,269.80 and 71,595,530.80

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Solution

The fourth proportional to 148,322,489.20, 222,326,269.80 and 71,595,530.80 is: 107,317,288.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,322,489.20 : 222,326,269.80 = 71,595,530.80 : x
  2. Step 2: Convert to fraction form
    148,322,489.20/222,326,269.80 = 71,595,530.80/x
  3. Step 3: Cross multiply
    148,322,489.20x = 222,326,269.80 × 71,595,530.80
  4. Step 4: Simplify right side
    148,322,489.20x = 15,917,567,297,115,010
  5. Step 5: Solve for x
    x = 15,917,567,297,115,010/148,322,489.20
  6. Step 6: Final answer
    x = 107,317,288.05

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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.