Home / 26,815,965,344.34-40,209,981,140.13-12,647,126,756.70

Finding the Fourth Proportional to 26,815,965,344.34, 40,209,981,140.13 and 12,647,126,756.70

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Solution

The fourth proportional to 26,815,965,344.34, 40,209,981,140.13 and 12,647,126,756.70 is: 18,964,102,982.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,815,965,344.34 : 40,209,981,140.13 = 12,647,126,756.70 : x
  2. Step 2: Convert to fraction form
    26,815,965,344.34/40,209,981,140.13 = 12,647,126,756.70/x
  3. Step 3: Cross multiply
    26,815,965,344.34x = 40,209,981,140.13 × 12,647,126,756.70
  4. Step 4: Simplify right side
    26,815,965,344.34x = 508,540,728,363,740,495,872
  5. Step 5: Solve for x
    x = 508,540,728,363,740,495,872/26,815,965,344.34
  6. Step 6: Final answer
    x = 18,964,102,982.45

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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.