Home / 3,958,123,125.92-5,932,019,869.44-2,211,255,301.28

Finding the Fourth Proportional to 3,958,123,125.92, 5,932,019,869.44 and 2,211,255,301.28

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Solution

The fourth proportional to 3,958,123,125.92, 5,932,019,869.44 and 2,211,255,301.28 is: 3,313,997,560.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,958,123,125.92 : 5,932,019,869.44 = 2,211,255,301.28 : x
  2. Step 2: Convert to fraction form
    3,958,123,125.92/5,932,019,869.44 = 2,211,255,301.28/x
  3. Step 3: Cross multiply
    3,958,123,125.92x = 5,932,019,869.44 × 2,211,255,301.28
  4. Step 4: Simplify right side
    3,958,123,125.92x = 13,117,210,383,597,494,272
  5. Step 5: Solve for x
    x = 13,117,210,383,597,494,272/3,958,123,125.92
  6. Step 6: Final answer
    x = 3,313,997,560.54

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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.