Home / 1,206,581,522.06-1,809,823,022.00-419,815,251.02

Finding the Fourth Proportional to 1,206,581,522.06, 1,809,823,022.00 and 419,815,251.02

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Solution

The fourth proportional to 1,206,581,522.06, 1,809,823,022.00 and 419,815,251.02 is: 629,705,736.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,581,522.06 : 1,809,823,022.00 = 419,815,251.02 : x
  2. Step 2: Convert to fraction form
    1,206,581,522.06/1,809,823,022.00 = 419,815,251.02/x
  3. Step 3: Cross multiply
    1,206,581,522.06x = 1,809,823,022.00 × 419,815,251.02
  4. Step 4: Simplify right side
    1,206,581,522.06x = 759,791,306,274,705,408
  5. Step 5: Solve for x
    x = 759,791,306,274,705,408/1,206,581,522.06
  6. Step 6: Final answer
    x = 629,705,736.73

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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.