Home / 148,322,489.70-222,326,270.55-71,595,531.30

Finding the Fourth Proportional to 148,322,489.70, 222,326,270.55 and 71,595,531.30

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Solution

The fourth proportional to 148,322,489.70, 222,326,270.55 and 71,595,531.30 is: 107,317,288.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,322,489.70 : 222,326,270.55 = 71,595,531.30 : x
  2. Step 2: Convert to fraction form
    148,322,489.70/222,326,270.55 = 71,595,531.30/x
  3. Step 3: Cross multiply
    148,322,489.70x = 222,326,270.55 × 71,595,531.30
  4. Step 4: Simplify right side
    148,322,489.70x = 15,917,567,461,974,794
  5. Step 5: Solve for x
    x = 15,917,567,461,974,794/148,322,489.70
  6. Step 6: Final answer
    x = 107,317,288.80

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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.