Home / 20,536,976,229.65-28,341,005,702.45-11,504,797,914.41

Finding the Fourth Proportional to 20,536,976,229.65, 28,341,005,702.45 and 11,504,797,914.41

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Solution

The fourth proportional to 20,536,976,229.65, 28,341,005,702.45 and 11,504,797,914.41 is: 15,876,609,080.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,536,976,229.65 : 28,341,005,702.45 = 11,504,797,914.41 : x
  2. Step 2: Convert to fraction form
    20,536,976,229.65/28,341,005,702.45 = 11,504,797,914.41/x
  3. Step 3: Cross multiply
    20,536,976,229.65x = 28,341,005,702.45 × 11,504,797,914.41
  4. Step 4: Simplify right side
    20,536,976,229.65x = 326,057,543,297,629,487,104
  5. Step 5: Solve for x
    x = 326,057,543,297,629,487,104/20,536,976,229.65
  6. Step 6: Final answer
    x = 15,876,609,080.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.