Home / 2,069,715,481.20-3,104,573,221.80-1,661,568,793.20

Finding the Fourth Proportional to 2,069,715,481.20, 3,104,573,221.80 and 1,661,568,793.20

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Solution

The fourth proportional to 2,069,715,481.20, 3,104,573,221.80 and 1,661,568,793.20 is: 2,492,353,189.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,069,715,481.20 : 3,104,573,221.80 = 1,661,568,793.20 : x
  2. Step 2: Convert to fraction form
    2,069,715,481.20/3,104,573,221.80 = 1,661,568,793.20/x
  3. Step 3: Cross multiply
    2,069,715,481.20x = 3,104,573,221.80 × 1,661,568,793.20
  4. Step 4: Simplify right side
    2,069,715,481.20x = 5,158,461,981,547,261,952
  5. Step 5: Solve for x
    x = 5,158,461,981,547,261,952/2,069,715,481.20
  6. Step 6: Final answer
    x = 2,492,353,189.80

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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.