Home / 18,379,267,198.40-27,576,919,718.12-6,436,091,552.12

Finding the Fourth Proportional to 18,379,267,198.40, 27,576,919,718.12 and 6,436,091,552.12

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Solution

The fourth proportional to 18,379,267,198.40, 27,576,919,718.12 and 6,436,091,552.12 is: 9,656,945,411.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,379,267,198.40 : 27,576,919,718.12 = 6,436,091,552.12 : x
  2. Step 2: Convert to fraction form
    18,379,267,198.40/27,576,919,718.12 = 6,436,091,552.12/x
  3. Step 3: Cross multiply
    18,379,267,198.40x = 27,576,919,718.12 × 6,436,091,552.12
  4. Step 4: Simplify right side
    18,379,267,198.40x = 177,487,580,031,283,560,448
  5. Step 5: Solve for x
    x = 177,487,580,031,283,560,448/18,379,267,198.40
  6. Step 6: Final answer
    x = 9,656,945,411.12

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Double scale
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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.