Home / 18,147,732,704.55-27,221,599,056.83-10,302,467,802.30

Finding the Fourth Proportional to 18,147,732,704.55, 27,221,599,056.83 and 10,302,467,802.30

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Solution

The fourth proportional to 18,147,732,704.55, 27,221,599,056.83 and 10,302,467,802.30 is: 15,453,701,703.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,147,732,704.55 : 27,221,599,056.83 = 10,302,467,802.30 : x
  2. Step 2: Convert to fraction form
    18,147,732,704.55/27,221,599,056.83 = 10,302,467,802.30/x
  3. Step 3: Cross multiply
    18,147,732,704.55x = 27,221,599,056.83 × 10,302,467,802.30
  4. Step 4: Simplify right side
    18,147,732,704.55x = 280,449,647,810,059,599,872
  5. Step 5: Solve for x
    x = 280,449,647,810,059,599,872/18,147,732,704.55
  6. Step 6: Final answer
    x = 15,453,701,703.45

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1.5x scale

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.