Home / 995,680,007.70-1,493,520,011.55-268,667,553.30

Finding the Fourth Proportional to 995,680,007.70, 1,493,520,011.55 and 268,667,553.30

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Solution

The fourth proportional to 995,680,007.70, 1,493,520,011.55 and 268,667,553.30 is: 403,001,329.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,680,007.70 : 1,493,520,011.55 = 268,667,553.30 : x
  2. Step 2: Convert to fraction form
    995,680,007.70/1,493,520,011.55 = 268,667,553.30/x
  3. Step 3: Cross multiply
    995,680,007.70x = 1,493,520,011.55 × 268,667,553.30
  4. Step 4: Simplify right side
    995,680,007.70x = 401,260,367,307,726,272
  5. Step 5: Solve for x
    x = 401,260,367,307,726,272/995,680,007.70
  6. Step 6: Final answer
    x = 403,001,329.95

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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.