Home / 38,040,886,695.85-57,011,691,793.57-21,252,019,805.03

Finding the Fourth Proportional to 38,040,886,695.85, 57,011,691,793.57 and 21,252,019,805.03

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Solution

The fourth proportional to 38,040,886,695.85, 57,011,691,793.57 and 21,252,019,805.03 is: 31,850,298,674.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,040,886,695.85 : 57,011,691,793.57 = 21,252,019,805.03 : x
  2. Step 2: Convert to fraction form
    38,040,886,695.85/57,011,691,793.57 = 21,252,019,805.03/x
  3. Step 3: Cross multiply
    38,040,886,695.85x = 57,011,691,793.57 × 21,252,019,805.03
  4. Step 4: Simplify right side
    38,040,886,695.85x = 1,211,613,603,115,109,711,872
  5. Step 5: Solve for x
    x = 1,211,613,603,115,109,711,872/38,040,886,695.85
  6. Step 6: Final answer
    x = 31,850,298,674.75

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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.