Home / 148,322,486.70-222,326,266.05-71,595,528.30

Finding the Fourth Proportional to 148,322,486.70, 222,326,266.05 and 71,595,528.30

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Solution

The fourth proportional to 148,322,486.70, 222,326,266.05 and 71,595,528.30 is: 107,317,284.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,322,486.70 : 222,326,266.05 = 71,595,528.30 : x
  2. Step 2: Convert to fraction form
    148,322,486.70/222,326,266.05 = 71,595,528.30/x
  3. Step 3: Cross multiply
    148,322,486.70x = 222,326,266.05 × 71,595,528.30
  4. Step 4: Simplify right side
    148,322,486.70x = 15,917,566,472,816,104
  5. Step 5: Solve for x
    x = 15,917,566,472,816,104/148,322,486.70
  6. Step 6: Final answer
    x = 107,317,284.30

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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.