Home / 213,996,396.06-320,893,405.73-82,900,073.48

Finding the Fourth Proportional to 213,996,396.06, 320,893,405.73 and 82,900,073.48

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Solution

The fourth proportional to 213,996,396.06, 320,893,405.73 and 82,900,073.48 is: 124,310,910.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,996,396.06 : 320,893,405.73 = 82,900,073.48 : x
  2. Step 2: Convert to fraction form
    213,996,396.06/320,893,405.73 = 82,900,073.48/x
  3. Step 3: Cross multiply
    213,996,396.06x = 320,893,405.73 × 82,900,073.48
  4. Step 4: Simplify right side
    213,996,396.06x = 26,602,086,914,652,188
  5. Step 5: Solve for x
    x = 26,602,086,914,652,188/213,996,396.06
  6. Step 6: Final answer
    x = 124,310,910.86

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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.