Home / 325,387,243.88-488,099,311.70-104,078,022.68

Finding the Fourth Proportional to 325,387,243.88, 488,099,311.70 and 104,078,022.68

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Solution

The fourth proportional to 325,387,243.88, 488,099,311.70 and 104,078,022.68 is: 156,122,934.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,387,243.88 : 488,099,311.70 = 104,078,022.68 : x
  2. Step 2: Convert to fraction form
    325,387,243.88/488,099,311.70 = 104,078,022.68/x
  3. Step 3: Cross multiply
    325,387,243.88x = 488,099,311.70 × 104,078,022.68
  4. Step 4: Simplify right side
    325,387,243.88x = 50,800,411,230,244,104
  5. Step 5: Solve for x
    x = 50,800,411,230,244,104/325,387,243.88
  6. Step 6: Final answer
    x = 156,122,934.09

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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.