Home / 1,691,136,280.30-2,536,704,420.45-1,568,692,273.90

Finding the Fourth Proportional to 1,691,136,280.30, 2,536,704,420.45 and 1,568,692,273.90

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Solution

The fourth proportional to 1,691,136,280.30, 2,536,704,420.45 and 1,568,692,273.90 is: 2,353,038,410.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,136,280.30 : 2,536,704,420.45 = 1,568,692,273.90 : x
  2. Step 2: Convert to fraction form
    1,691,136,280.30/2,536,704,420.45 = 1,568,692,273.90/x
  3. Step 3: Cross multiply
    1,691,136,280.30x = 2,536,704,420.45 × 1,568,692,273.90
  4. Step 4: Simplify right side
    1,691,136,280.30x = 3,979,308,625,527,891,968
  5. Step 5: Solve for x
    x = 3,979,308,625,527,891,968/1,691,136,280.30
  6. Step 6: Final answer
    x = 2,353,038,410.85

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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.