Home / 3,188,659,625.10-4,782,989,437.65-2,897,855,109.90

Finding the Fourth Proportional to 3,188,659,625.10, 4,782,989,437.65 and 2,897,855,109.90

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Solution

The fourth proportional to 3,188,659,625.10, 4,782,989,437.65 and 2,897,855,109.90 is: 4,346,782,664.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,659,625.10 : 4,782,989,437.65 = 2,897,855,109.90 : x
  2. Step 2: Convert to fraction form
    3,188,659,625.10/4,782,989,437.65 = 2,897,855,109.90/x
  3. Step 3: Cross multiply
    3,188,659,625.10x = 4,782,989,437.65 × 2,897,855,109.90
  4. Step 4: Simplify right side
    3,188,659,625.10x = 13,860,410,382,491,779,072
  5. Step 5: Solve for x
    x = 13,860,410,382,491,779,072/3,188,659,625.10
  6. Step 6: Final answer
    x = 4,346,782,664.85

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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.