Home / 11,929,581,379.46-17,891,502,287.69-3,648,540,171.62

Finding the Fourth Proportional to 11,929,581,379.46, 17,891,502,287.69 and 3,648,540,171.62

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Solution

The fourth proportional to 11,929,581,379.46, 17,891,502,287.69 and 3,648,540,171.62 is: 5,471,932,564.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,929,581,379.46 : 17,891,502,287.69 = 3,648,540,171.62 : x
  2. Step 2: Convert to fraction form
    11,929,581,379.46/17,891,502,287.69 = 3,648,540,171.62/x
  3. Step 3: Cross multiply
    11,929,581,379.46x = 17,891,502,287.69 × 3,648,540,171.62
  4. Step 4: Simplify right side
    11,929,581,379.46x = 65,277,864,827,321,982,976
  5. Step 5: Solve for x
    x = 65,277,864,827,321,982,976/11,929,581,379.46
  6. Step 6: Final answer
    x = 5,471,932,564.18

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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.