Home / 11,248,738,995.78-16,861,297,129.15-3,784,730,472.84

Finding the Fourth Proportional to 11,248,738,995.78, 16,861,297,129.15 and 3,784,730,472.84

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Solution

The fourth proportional to 11,248,738,995.78, 16,861,297,129.15 and 3,784,730,472.84 is: 5,673,121,678.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,248,738,995.78 : 16,861,297,129.15 = 3,784,730,472.84 : x
  2. Step 2: Convert to fraction form
    11,248,738,995.78/16,861,297,129.15 = 3,784,730,472.84/x
  3. Step 3: Cross multiply
    11,248,738,995.78x = 16,861,297,129.15 × 3,784,730,472.84
  4. Step 4: Simplify right side
    11,248,738,995.78x = 63,815,465,056,292,257,792
  5. Step 5: Solve for x
    x = 63,815,465,056,292,257,792/11,248,738,995.78
  6. Step 6: Final answer
    x = 5,673,121,678.82

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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.