Home / 20,476,553,203.52-30,687,861,651.24-8,671,063,926.32

Finding the Fourth Proportional to 20,476,553,203.52, 30,687,861,651.24 and 8,671,063,926.32

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Solution

The fourth proportional to 20,476,553,203.52, 30,687,861,651.24 and 8,671,063,926.32 is: 12,995,175,872.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,476,553,203.52 : 30,687,861,651.24 = 8,671,063,926.32 : x
  2. Step 2: Convert to fraction form
    20,476,553,203.52/30,687,861,651.24 = 8,671,063,926.32/x
  3. Step 3: Cross multiply
    20,476,553,203.52x = 30,687,861,651.24 × 8,671,063,926.32
  4. Step 4: Simplify right side
    20,476,553,203.52x = 266,096,410,139,966,078,976
  5. Step 5: Solve for x
    x = 266,096,410,139,966,078,976/20,476,553,203.52
  6. Step 6: Final answer
    x = 12,995,175,872.38

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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.