Home / 1,991,777,423.34-2,987,677,511.16-827,245,915.02

Finding the Fourth Proportional to 1,991,777,423.34, 2,987,677,511.16 and 827,245,915.02

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Solution

The fourth proportional to 1,991,777,423.34, 2,987,677,511.16 and 827,245,915.02 is: 1,240,873,597.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,991,777,423.34 : 2,987,677,511.16 = 827,245,915.02 : x
  2. Step 2: Convert to fraction form
    1,991,777,423.34/2,987,677,511.16 = 827,245,915.02/x
  3. Step 3: Cross multiply
    1,991,777,423.34x = 2,987,677,511.16 × 827,245,915.02
  4. Step 4: Simplify right side
    1,991,777,423.34x = 2,471,544,016,504,230,400
  5. Step 5: Solve for x
    x = 2,471,544,016,504,230,400/1,991,777,423.34
  6. Step 6: Final answer
    x = 1,240,873,597.39

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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.