Home / 18,904,332,272.73-28,361,401,247.57-10,053,893,367.69

Finding the Fourth Proportional to 18,904,332,272.73, 28,361,401,247.57 and 10,053,893,367.69

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Solution

The fourth proportional to 18,904,332,272.73, 28,361,401,247.57 and 10,053,893,367.69 is: 15,083,447,528.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,904,332,272.73 : 28,361,401,247.57 = 10,053,893,367.69 : x
  2. Step 2: Convert to fraction form
    18,904,332,272.73/28,361,401,247.57 = 10,053,893,367.69/x
  3. Step 3: Cross multiply
    18,904,332,272.73x = 28,361,401,247.57 × 10,053,893,367.69
  4. Step 4: Simplify right side
    18,904,332,272.73x = 285,142,503,901,288,660,992
  5. Step 5: Solve for x
    x = 285,142,503,901,288,660,992/18,904,332,272.73
  6. Step 6: Final answer
    x = 15,083,447,528.72

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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.