Home / 338,836,167,889.34-508,135,464,136.82-100,007,092,672.69

Finding the Fourth Proportional to 338,836,167,889.34, 508,135,464,136.82 and 100,007,092,672.69

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Solution

The fourth proportional to 338,836,167,889.34, 508,135,464,136.82 and 100,007,092,672.69 is: 149,975,578,961.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,836,167,889.34 : 508,135,464,136.82 = 100,007,092,672.69 : x
  2. Step 2: Convert to fraction form
    338,836,167,889.34/508,135,464,136.82 = 100,007,092,672.69/x
  3. Step 3: Cross multiply
    338,836,167,889.34x = 508,135,464,136.82 × 100,007,092,672.69
  4. Step 4: Simplify right side
    338,836,167,889.34x = 50,817,150,452,211,306,725,376
  5. Step 5: Solve for x
    x = 50,817,150,452,211,306,725,376/338,836,167,889.34
  6. Step 6: Final answer
    x = 149,975,578,961.24

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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.