Home / 2,245,446,007.20-3,098,558,183.40-1,305,581,969.88

Finding the Fourth Proportional to 2,245,446,007.20, 3,098,558,183.40 and 1,305,581,969.88

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Solution

The fourth proportional to 2,245,446,007.20, 3,098,558,183.40 and 1,305,581,969.88 is: 1,801,611,654.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,245,446,007.20 : 3,098,558,183.40 = 1,305,581,969.88 : x
  2. Step 2: Convert to fraction form
    2,245,446,007.20/3,098,558,183.40 = 1,305,581,969.88/x
  3. Step 3: Cross multiply
    2,245,446,007.20x = 3,098,558,183.40 × 1,305,581,969.88
  4. Step 4: Simplify right side
    2,245,446,007.20x = 4,045,421,696,871,166,976
  5. Step 5: Solve for x
    x = 4,045,421,696,871,166,976/2,245,446,007.20
  6. Step 6: Final answer
    x = 1,801,611,654.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.