Home / 7,255,503,251.78-10,007,436,770.13-4,842,969,367.55

Finding the Fourth Proportional to 7,255,503,251.78, 10,007,436,770.13 and 4,842,969,367.55

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Solution

The fourth proportional to 7,255,503,251.78, 10,007,436,770.13 and 4,842,969,367.55 is: 6,679,855,007.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,255,503,251.78 : 10,007,436,770.13 = 4,842,969,367.55 : x
  2. Step 2: Convert to fraction form
    7,255,503,251.78/10,007,436,770.13 = 4,842,969,367.55/x
  3. Step 3: Cross multiply
    7,255,503,251.78x = 10,007,436,770.13 × 4,842,969,367.55
  4. Step 4: Simplify right side
    7,255,503,251.78x = 48,465,709,725,373,382,656
  5. Step 5: Solve for x
    x = 48,465,709,725,373,382,656/7,255,503,251.78
  6. Step 6: Final answer
    x = 6,679,855,007.09

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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.