Home / 299,216,640,983.34-412,919,187,177.64-162,040,532,050.28

Finding the Fourth Proportional to 299,216,640,983.34, 412,919,187,177.64 and 162,040,532,050.28

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Solution

The fourth proportional to 299,216,640,983.34, 412,919,187,177.64 and 162,040,532,050.28 is: 223,616,054,789.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,216,640,983.34 : 412,919,187,177.64 = 162,040,532,050.28 : x
  2. Step 2: Convert to fraction form
    299,216,640,983.34/412,919,187,177.64 = 162,040,532,050.28/x
  3. Step 3: Cross multiply
    299,216,640,983.34x = 412,919,187,177.64 × 162,040,532,050.28
  4. Step 4: Simplify right side
    299,216,640,983.34x = 66,909,644,784,033,945,616,384
  5. Step 5: Solve for x
    x = 66,909,644,784,033,945,616,384/299,216,640,983.34
  6. Step 6: Final answer
    x = 223,616,054,789.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.