Home / 51,541,510,448.87-77,323,393,584.20-15,689,071,067.94

Finding the Fourth Proportional to 51,541,510,448.87, 77,323,393,584.20 and 15,689,071,067.94

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Solution

The fourth proportional to 51,541,510,448.87, 77,323,393,584.20 and 15,689,071,067.94 is: 23,536,993,902.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,541,510,448.87 : 77,323,393,584.20 = 15,689,071,067.94 : x
  2. Step 2: Convert to fraction form
    51,541,510,448.87/77,323,393,584.20 = 15,689,071,067.94/x
  3. Step 3: Cross multiply
    51,541,510,448.87x = 77,323,393,584.20 × 15,689,071,067.94
  4. Step 4: Simplify right side
    51,541,510,448.87x = 1,213,132,217,156,809,523,200
  5. Step 5: Solve for x
    x = 1,213,132,217,156,809,523,200/51,541,510,448.87
  6. Step 6: Final answer
    x = 23,536,993,902.43

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1.5x scale

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.