Home / 215,489,940.06-297,376,112.03-116,370,679.39

Finding the Fourth Proportional to 215,489,940.06, 297,376,112.03 and 116,370,679.39

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Solution

The fourth proportional to 215,489,940.06, 297,376,112.03 and 116,370,679.39 is: 160,591,534.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,489,940.06 : 297,376,112.03 = 116,370,679.39 : x
  2. Step 2: Convert to fraction form
    215,489,940.06/297,376,112.03 = 116,370,679.39/x
  3. Step 3: Cross multiply
    215,489,940.06x = 297,376,112.03 × 116,370,679.39
  4. Step 4: Simplify right side
    215,489,940.06x = 34,605,860,189,962,556
  5. Step 5: Solve for x
    x = 34,605,860,189,962,556/215,489,940.06
  6. Step 6: Final answer
    x = 160,591,534.71

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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.