Home / 254,305,954,925.92-381,533,368,858.10-82,002,990,930.66

Finding the Fourth Proportional to 254,305,954,925.92, 381,533,368,858.10 and 82,002,990,930.66

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Solution

The fourth proportional to 254,305,954,925.92, 381,533,368,858.10 and 82,002,990,930.66 is: 123,028,489,031.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,305,954,925.92 : 381,533,368,858.10 = 82,002,990,930.66 : x
  2. Step 2: Convert to fraction form
    254,305,954,925.92/381,533,368,858.10 = 82,002,990,930.66/x
  3. Step 3: Cross multiply
    254,305,954,925.92x = 381,533,368,858.10 × 82,002,990,930.66
  4. Step 4: Simplify right side
    254,305,954,925.92x = 31,286,877,386,214,928,809,984
  5. Step 5: Solve for x
    x = 31,286,877,386,214,928,809,984/254,305,954,925.92
  6. Step 6: Final answer
    x = 123,028,489,031.37

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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.