Home / 451,325,103.31-676,992,867.23-136,193,862.51

Finding the Fourth Proportional to 451,325,103.31, 676,992,867.23 and 136,193,862.51

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Solution

The fourth proportional to 451,325,103.31, 676,992,867.23 and 136,193,862.51 is: 204,292,366.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,325,103.31 : 676,992,867.23 = 136,193,862.51 : x
  2. Step 2: Convert to fraction form
    451,325,103.31/676,992,867.23 = 136,193,862.51/x
  3. Step 3: Cross multiply
    451,325,103.31x = 676,992,867.23 × 136,193,862.51
  4. Step 4: Simplify right side
    451,325,103.31x = 92,202,273,480,113,776
  5. Step 5: Solve for x
    x = 92,202,273,480,113,776/451,325,103.31
  6. Step 6: Final answer
    x = 204,292,366.64

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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.