Home / 18,195,786,016.97-27,296,611,871.65-5,604,638,607.84

Finding the Fourth Proportional to 18,195,786,016.97, 27,296,611,871.65 and 5,604,638,607.84

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Solution

The fourth proportional to 18,195,786,016.97, 27,296,611,871.65 and 5,604,638,607.84 is: 8,407,861,282.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,195,786,016.97 : 27,296,611,871.65 = 5,604,638,607.84 : x
  2. Step 2: Convert to fraction form
    18,195,786,016.97/27,296,611,871.65 = 5,604,638,607.84/x
  3. Step 3: Cross multiply
    18,195,786,016.97x = 27,296,611,871.65 × 5,604,638,607.84
  4. Step 4: Simplify right side
    18,195,786,016.97x = 152,987,644,759,165,632,512
  5. Step 5: Solve for x
    x = 152,987,644,759,165,632,512/18,195,786,016.97
  6. Step 6: Final answer
    x = 8,407,861,282.63

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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.