Home / 388,171,038,033.20-582,285,832,902.48-115,873,788,023.84

Finding the Fourth Proportional to 388,171,038,033.20, 582,285,832,902.48 and 115,873,788,023.84

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Solution

The fourth proportional to 388,171,038,033.20, 582,285,832,902.48 and 115,873,788,023.84 is: 173,819,421,234.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,171,038,033.20 : 582,285,832,902.48 = 115,873,788,023.84 : x
  2. Step 2: Convert to fraction form
    388,171,038,033.20/582,285,832,902.48 = 115,873,788,023.84/x
  3. Step 3: Cross multiply
    388,171,038,033.20x = 582,285,832,902.48 × 115,873,788,023.84
  4. Step 4: Simplify right side
    388,171,038,033.20x = 67,471,665,171,027,082,608,640
  5. Step 5: Solve for x
    x = 67,471,665,171,027,082,608,640/388,171,038,033.20
  6. Step 6: Final answer
    x = 173,819,421,234.76

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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.