Home / 11,331,554,805.10-16,997,332,207.65-3,969,608,920.30

Finding the Fourth Proportional to 11,331,554,805.10, 16,997,332,207.65 and 3,969,608,920.30

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Solution

The fourth proportional to 11,331,554,805.10, 16,997,332,207.65 and 3,969,608,920.30 is: 5,954,413,380.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,331,554,805.10 : 16,997,332,207.65 = 3,969,608,920.30 : x
  2. Step 2: Convert to fraction form
    11,331,554,805.10/16,997,332,207.65 = 3,969,608,920.30/x
  3. Step 3: Cross multiply
    11,331,554,805.10x = 16,997,332,207.65 × 3,969,608,920.30
  4. Step 4: Simplify right side
    11,331,554,805.10x = 67,472,761,552,789,929,984
  5. Step 5: Solve for x
    x = 67,472,761,552,789,929,984/11,331,554,805.10
  6. Step 6: Final answer
    x = 5,954,413,380.45

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Double scale
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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.