Home / 19,840,464,002.60-29,760,696,003.90-11,115,194,805.80

Finding the Fourth Proportional to 19,840,464,002.60, 29,760,696,003.90 and 11,115,194,805.80

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Solution

The fourth proportional to 19,840,464,002.60, 29,760,696,003.90 and 11,115,194,805.80 is: 16,672,792,208.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,840,464,002.60 : 29,760,696,003.90 = 11,115,194,805.80 : x
  2. Step 2: Convert to fraction form
    19,840,464,002.60/29,760,696,003.90 = 11,115,194,805.80/x
  3. Step 3: Cross multiply
    19,840,464,002.60x = 29,760,696,003.90 × 11,115,194,805.80
  4. Step 4: Simplify right side
    19,840,464,002.60x = 330,795,933,639,542,112,256
  5. Step 5: Solve for x
    x = 330,795,933,639,542,112,256/19,840,464,002.60
  6. Step 6: Final answer
    x = 16,672,792,208.70

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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.