Home / 267,942,428.80-401,670,968.72-186,099,951.04

Finding the Fourth Proportional to 267,942,428.80, 401,670,968.72 and 186,099,951.04

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Solution

The fourth proportional to 267,942,428.80, 401,670,968.72 and 186,099,951.04 is: 278,981,376.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,942,428.80 : 401,670,968.72 = 186,099,951.04 : x
  2. Step 2: Convert to fraction form
    267,942,428.80/401,670,968.72 = 186,099,951.04/x
  3. Step 3: Cross multiply
    267,942,428.80x = 401,670,968.72 × 186,099,951.04
  4. Step 4: Simplify right side
    267,942,428.80x = 74,750,947,612,981,376
  5. Step 5: Solve for x
    x = 74,750,947,612,981,376/267,942,428.80
  6. Step 6: Final answer
    x = 278,981,376.51

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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.