Home / 1,997,889,429.60-2,996,834,144.40-848,882,786.40

Finding the Fourth Proportional to 1,997,889,429.60, 2,996,834,144.40 and 848,882,786.40

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Solution

The fourth proportional to 1,997,889,429.60, 2,996,834,144.40 and 848,882,786.40 is: 1,273,324,179.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,889,429.60 : 2,996,834,144.40 = 848,882,786.40 : x
  2. Step 2: Convert to fraction form
    1,997,889,429.60/2,996,834,144.40 = 848,882,786.40/x
  3. Step 3: Cross multiply
    1,997,889,429.60x = 2,996,834,144.40 × 848,882,786.40
  4. Step 4: Simplify right side
    1,997,889,429.60x = 2,543,960,918,876,932,096
  5. Step 5: Solve for x
    x = 2,543,960,918,876,932,096/1,997,889,429.60
  6. Step 6: Final answer
    x = 1,273,324,179.60

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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.