Home / 325,331,522.20-487,997,283.30-109,917,659.80

Finding the Fourth Proportional to 325,331,522.20, 487,997,283.30 and 109,917,659.80

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Solution

The fourth proportional to 325,331,522.20, 487,997,283.30 and 109,917,659.80 is: 164,876,489.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,331,522.20 : 487,997,283.30 = 109,917,659.80 : x
  2. Step 2: Convert to fraction form
    325,331,522.20/487,997,283.30 = 109,917,659.80/x
  3. Step 3: Cross multiply
    325,331,522.20x = 487,997,283.30 × 109,917,659.80
  4. Step 4: Simplify right side
    325,331,522.20x = 53,639,519,369,093,624
  5. Step 5: Solve for x
    x = 53,639,519,369,093,624/325,331,522.20
  6. Step 6: Final answer
    x = 164,876,489.70

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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.