Home / 82,503,928,422.54-123,629,580,160.62-55,512,520,516.44

Finding the Fourth Proportional to 82,503,928,422.54, 123,629,580,160.62 and 55,512,520,516.44

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Solution

The fourth proportional to 82,503,928,422.54, 123,629,580,160.62 and 55,512,520,516.44 is: 83,183,791,806.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,503,928,422.54 : 123,629,580,160.62 = 55,512,520,516.44 : x
  2. Step 2: Convert to fraction form
    82,503,928,422.54/123,629,580,160.62 = 55,512,520,516.44/x
  3. Step 3: Cross multiply
    82,503,928,422.54x = 123,629,580,160.62 × 55,512,520,516.44
  4. Step 4: Simplify right side
    82,503,928,422.54x = 6,862,989,605,105,281,531,904
  5. Step 5: Solve for x
    x = 6,862,989,605,105,281,531,904/82,503,928,422.54
  6. Step 6: Final answer
    x = 83,183,791,806.33

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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.