Home / 1,997,889,419.10-2,996,834,128.65-848,882,775.90

Finding the Fourth Proportional to 1,997,889,419.10, 2,996,834,128.65 and 848,882,775.90

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Solution

The fourth proportional to 1,997,889,419.10, 2,996,834,128.65 and 848,882,775.90 is: 1,273,324,163.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,889,419.10 : 2,996,834,128.65 = 848,882,775.90 : x
  2. Step 2: Convert to fraction form
    1,997,889,419.10/2,996,834,128.65 = 848,882,775.90/x
  3. Step 3: Cross multiply
    1,997,889,419.10x = 2,996,834,128.65 × 848,882,775.90
  4. Step 4: Simplify right side
    1,997,889,419.10x = 2,543,960,874,040,269,824
  5. Step 5: Solve for x
    x = 2,543,960,874,040,269,824/1,997,889,419.10
  6. Step 6: Final answer
    x = 1,273,324,163.85

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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.