Home / 187,855,996.62-281,792,852.31-155,005,635.54

Finding the Fourth Proportional to 187,855,996.62, 281,792,852.31 and 155,005,635.54

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Solution

The fourth proportional to 187,855,996.62, 281,792,852.31 and 155,005,635.54 is: 232,515,761.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,855,996.62 : 281,792,852.31 = 155,005,635.54 : x
  2. Step 2: Convert to fraction form
    187,855,996.62/281,792,852.31 = 155,005,635.54/x
  3. Step 3: Cross multiply
    187,855,996.62x = 281,792,852.31 × 155,005,635.54
  4. Step 4: Simplify right side
    187,855,996.62x = 43,679,480,162,940,904
  5. Step 5: Solve for x
    x = 43,679,480,162,940,904/187,855,996.62
  6. Step 6: Final answer
    x = 232,515,761.80

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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.