Home / 220,602,686.44-331,055,172.06-76,995,518.44

Finding the Fourth Proportional to 220,602,686.44, 331,055,172.06 and 76,995,518.44

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Solution

The fourth proportional to 220,602,686.44, 331,055,172.06 and 76,995,518.44 is: 115,546,029.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,602,686.44 : 331,055,172.06 = 76,995,518.44 : x
  2. Step 2: Convert to fraction form
    220,602,686.44/331,055,172.06 = 76,995,518.44/x
  3. Step 3: Cross multiply
    220,602,686.44x = 331,055,172.06 × 76,995,518.44
  4. Step 4: Simplify right side
    220,602,686.44x = 25,489,764,605,003,104
  5. Step 5: Solve for x
    x = 25,489,764,605,003,104/220,602,686.44
  6. Step 6: Final answer
    x = 115,546,029.91

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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.