Home / 178,231,329.08-267,295,128.42-69,032,144.60

Finding the Fourth Proportional to 178,231,329.08, 267,295,128.42 and 69,032,144.60

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Solution

The fourth proportional to 178,231,329.08, 267,295,128.42 and 69,032,144.60 is: 103,528,128.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,231,329.08 : 267,295,128.42 = 69,032,144.60 : x
  2. Step 2: Convert to fraction form
    178,231,329.08/267,295,128.42 = 69,032,144.60/x
  3. Step 3: Cross multiply
    178,231,329.08x = 267,295,128.42 × 69,032,144.60
  4. Step 4: Simplify right side
    178,231,329.08x = 18,451,955,955,965,008
  5. Step 5: Solve for x
    x = 18,451,955,955,965,008/178,231,329.08
  6. Step 6: Final answer
    x = 103,528,128.59

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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.