Home / 325,682,142.60-488,523,213.90-83,345,046.60

Finding the Fourth Proportional to 325,682,142.60, 488,523,213.90 and 83,345,046.60

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Solution

The fourth proportional to 325,682,142.60, 488,523,213.90 and 83,345,046.60 is: 125,017,569.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,682,142.60 : 488,523,213.90 = 83,345,046.60 : x
  2. Step 2: Convert to fraction form
    325,682,142.60/488,523,213.90 = 83,345,046.60/x
  3. Step 3: Cross multiply
    325,682,142.60x = 488,523,213.90 × 83,345,046.60
  4. Step 4: Simplify right side
    325,682,142.60x = 40,715,990,027,677,264
  5. Step 5: Solve for x
    x = 40,715,990,027,677,264/325,682,142.60
  6. Step 6: Final answer
    x = 125,017,569.90

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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.