Home / 187,825,015.68-281,605,510.52-82,730,481.92

Finding the Fourth Proportional to 187,825,015.68, 281,605,510.52 and 82,730,481.92

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Solution

The fourth proportional to 187,825,015.68, 281,605,510.52 and 82,730,481.92 is: 124,037,575.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,825,015.68 : 281,605,510.52 = 82,730,481.92 : x
  2. Step 2: Convert to fraction form
    187,825,015.68/281,605,510.52 = 82,730,481.92/x
  3. Step 3: Cross multiply
    187,825,015.68x = 281,605,510.52 × 82,730,481.92
  4. Step 4: Simplify right side
    187,825,015.68x = 23,297,359,596,647,228
  5. Step 5: Solve for x
    x = 23,297,359,596,647,228/187,825,015.68
  6. Step 6: Final answer
    x = 124,037,575.68

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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.