Home / 154,204,800.30-231,307,987.50-51,969,723.66

Finding the Fourth Proportional to 154,204,800.30, 231,307,987.50 and 51,969,723.66

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Solution

The fourth proportional to 154,204,800.30, 231,307,987.50 and 51,969,723.66 is: 77,954,850.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,204,800.30 : 231,307,987.50 = 51,969,723.66 : x
  2. Step 2: Convert to fraction form
    154,204,800.30/231,307,987.50 = 51,969,723.66/x
  3. Step 3: Cross multiply
    154,204,800.30x = 231,307,987.50 × 51,969,723.66
  4. Step 4: Simplify right side
    154,204,800.30x = 12,021,012,190,725,734
  5. Step 5: Solve for x
    x = 12,021,012,190,725,734/154,204,800.30
  6. Step 6: Final answer
    x = 77,954,850.74

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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.