Home / 45,340,285.20-68,143,138.20-39,501,027.60

Finding the Fourth Proportional to 45,340,285.20, 68,143,138.20 and 39,501,027.60

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Solution

The fourth proportional to 45,340,285.20, 68,143,138.20 and 39,501,027.60 is: 59,367,160.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,340,285.20 : 68,143,138.20 = 39,501,027.60 : x
  2. Step 2: Convert to fraction form
    45,340,285.20/68,143,138.20 = 39,501,027.60/x
  3. Step 3: Cross multiply
    45,340,285.20x = 68,143,138.20 × 39,501,027.60
  4. Step 4: Simplify right side
    45,340,285.20x = 2,691,723,982,788,814.50
  5. Step 5: Solve for x
    x = 2,691,723,982,788,814.50/45,340,285.20
  6. Step 6: Final answer
    x = 59,367,160.37

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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.