Home / 7,939,843,647,551.20-11,913,229,645,326-2,780,391,768,410.30

Finding the Fourth Proportional to 7,939,843,647,551.20, 11,913,229,645,326 and 2,780,391,768,410.30

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Solution

The fourth proportional to 7,939,843,647,551.20, 11,913,229,645,326 and 2,780,391,768,410.30 is: 4,171,800,744,623.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,939,843,647,551.20 : 11,913,229,645,326 = 2,780,391,768,410.30 : x
  2. Step 2: Convert to fraction form
    7,939,843,647,551.20/11,913,229,645,326 = 2,780,391,768,410.30/x
  3. Step 3: Cross multiply
    7,939,843,647,551.20x = 11,913,229,645,326 × 2,780,391,768,410.30
  4. Step 4: Simplify right side
    7,939,843,647,551.20x = 33,123,445,641,045,967,865,118,720
  5. Step 5: Solve for x
    x = 33,123,445,641,045,967,865,118,720/7,939,843,647,551.20
  6. Step 6: Final answer
    x = 4,171,800,744,623.21

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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.