Home / 177,947,243.82-266,732,532.63-80,971,052.29

Finding the Fourth Proportional to 177,947,243.82, 266,732,532.63 and 80,971,052.29

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Solution

The fourth proportional to 177,947,243.82, 266,732,532.63 and 80,971,052.29 is: 121,370,881.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,947,243.82 : 266,732,532.63 = 80,971,052.29 : x
  2. Step 2: Convert to fraction form
    177,947,243.82/266,732,532.63 = 80,971,052.29/x
  3. Step 3: Cross multiply
    177,947,243.82x = 266,732,532.63 × 80,971,052.29
  4. Step 4: Simplify right side
    177,947,243.82x = 21,597,613,846,361,028
  5. Step 5: Solve for x
    x = 21,597,613,846,361,028/177,947,243.82
  6. Step 6: Final answer
    x = 121,370,881.52

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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.