Home / 505,491,694.20-758,237,541.30-246,872,820.60

Finding the Fourth Proportional to 505,491,694.20, 758,237,541.30 and 246,872,820.60

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Solution

The fourth proportional to 505,491,694.20, 758,237,541.30 and 246,872,820.60 is: 370,309,230.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,491,694.20 : 758,237,541.30 = 246,872,820.60 : x
  2. Step 2: Convert to fraction form
    505,491,694.20/758,237,541.30 = 246,872,820.60/x
  3. Step 3: Cross multiply
    505,491,694.20x = 758,237,541.30 × 246,872,820.60
  4. Step 4: Simplify right side
    505,491,694.20x = 187,188,240,505,539,968
  5. Step 5: Solve for x
    x = 187,188,240,505,539,968/505,491,694.20
  6. Step 6: Final answer
    x = 370,309,230.90

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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.