Home / 18,379,268,250.76-27,576,921,296.49-6,436,092,603.70

Finding the Fourth Proportional to 18,379,268,250.76, 27,576,921,296.49 and 6,436,092,603.70

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Solution

The fourth proportional to 18,379,268,250.76, 27,576,921,296.49 and 6,436,092,603.70 is: 9,656,946,988.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,379,268,250.76 : 27,576,921,296.49 = 6,436,092,603.70 : x
  2. Step 2: Convert to fraction form
    18,379,268,250.76/27,576,921,296.49 = 6,436,092,603.70/x
  3. Step 3: Cross multiply
    18,379,268,250.76x = 27,576,921,296.49 × 6,436,092,603.70
  4. Step 4: Simplify right side
    18,379,268,250.76x = 177,487,619,189,156,315,136
  5. Step 5: Solve for x
    x = 177,487,619,189,156,315,136/18,379,268,250.76
  6. Step 6: Final answer
    x = 9,656,946,988.73

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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.