Home / 169,084,350.90-253,633,233.24-80,431,632.36

Finding the Fourth Proportional to 169,084,350.90, 253,633,233.24 and 80,431,632.36

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Solution

The fourth proportional to 169,084,350.90, 253,633,233.24 and 80,431,632.36 is: 120,650,638.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,084,350.90 : 253,633,233.24 = 80,431,632.36 : x
  2. Step 2: Convert to fraction form
    169,084,350.90/253,633,233.24 = 80,431,632.36/x
  3. Step 3: Cross multiply
    169,084,350.90x = 253,633,233.24 × 80,431,632.36
  4. Step 4: Simplify right side
    169,084,350.90x = 20,400,134,970,237,812
  5. Step 5: Solve for x
    x = 20,400,134,970,237,812/169,084,350.90
  6. Step 6: Final answer
    x = 120,650,638.94

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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.