Home / 3,994,179,234.20-5,991,268,851.30-1,666,786,518.80

Finding the Fourth Proportional to 3,994,179,234.20, 5,991,268,851.30 and 1,666,786,518.80

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Solution

The fourth proportional to 3,994,179,234.20, 5,991,268,851.30 and 1,666,786,518.80 is: 2,500,179,778.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,994,179,234.20 : 5,991,268,851.30 = 1,666,786,518.80 : x
  2. Step 2: Convert to fraction form
    3,994,179,234.20/5,991,268,851.30 = 1,666,786,518.80/x
  3. Step 3: Cross multiply
    3,994,179,234.20x = 5,991,268,851.30 × 1,666,786,518.80
  4. Step 4: Simplify right side
    3,994,179,234.20x = 9,986,166,151,853,201,408
  5. Step 5: Solve for x
    x = 9,986,166,151,853,201,408/3,994,179,234.20
  6. Step 6: Final answer
    x = 2,500,179,778.20

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Double scale
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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.