Home / 129,801,310.58-179,151,019.22-98,384,560.76

Finding the Fourth Proportional to 129,801,310.58, 179,151,019.22 and 98,384,560.76

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Solution

The fourth proportional to 129,801,310.58, 179,151,019.22 and 98,384,560.76 is: 135,789,802.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,801,310.58 : 179,151,019.22 = 98,384,560.76 : x
  2. Step 2: Convert to fraction form
    129,801,310.58/179,151,019.22 = 98,384,560.76/x
  3. Step 3: Cross multiply
    129,801,310.58x = 179,151,019.22 × 98,384,560.76
  4. Step 4: Simplify right side
    129,801,310.58x = 17,625,694,336,359,856
  5. Step 5: Solve for x
    x = 17,625,694,336,359,856/129,801,310.58
  6. Step 6: Final answer
    x = 135,789,802.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.