Home / 177,161,204.30-265,741,806.45-81,609,716.30

Finding the Fourth Proportional to 177,161,204.30, 265,741,806.45 and 81,609,716.30

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Solution

The fourth proportional to 177,161,204.30, 265,741,806.45 and 81,609,716.30 is: 122,414,574.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,161,204.30 : 265,741,806.45 = 81,609,716.30 : x
  2. Step 2: Convert to fraction form
    177,161,204.30/265,741,806.45 = 81,609,716.30/x
  3. Step 3: Cross multiply
    177,161,204.30x = 265,741,806.45 × 81,609,716.30
  4. Step 4: Simplify right side
    177,161,204.30x = 21,687,113,433,434,008
  5. Step 5: Solve for x
    x = 21,687,113,433,434,008/177,161,204.30
  6. Step 6: Final answer
    x = 122,414,574.45

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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.