Home / 2,761,294,421.16-4,141,957,116.78-921,042,046.44

Finding the Fourth Proportional to 2,761,294,421.16, 4,141,957,116.78 and 921,042,046.44

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Solution

The fourth proportional to 2,761,294,421.16, 4,141,957,116.78 and 921,042,046.44 is: 1,381,568,234.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,761,294,421.16 : 4,141,957,116.78 = 921,042,046.44 : x
  2. Step 2: Convert to fraction form
    2,761,294,421.16/4,141,957,116.78 = 921,042,046.44/x
  3. Step 3: Cross multiply
    2,761,294,421.16x = 4,141,957,116.78 × 921,042,046.44
  4. Step 4: Simplify right side
    2,761,294,421.16x = 3,814,916,659,105,773,568
  5. Step 5: Solve for x
    x = 3,814,916,659,105,773,568/2,761,294,421.16
  6. Step 6: Final answer
    x = 1,381,568,234.76

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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.