Home / 174,029,611.05-261,040,624.46-81,862,262.25

Finding the Fourth Proportional to 174,029,611.05, 261,040,624.46 and 81,862,262.25

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Solution

The fourth proportional to 174,029,611.05, 261,040,624.46 and 81,862,262.25 is: 122,791,609.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,029,611.05 : 261,040,624.46 = 81,862,262.25 : x
  2. Step 2: Convert to fraction form
    174,029,611.05/261,040,624.46 = 81,862,262.25/x
  3. Step 3: Cross multiply
    174,029,611.05x = 261,040,624.46 × 81,862,262.25
  4. Step 4: Simplify right side
    174,029,611.05x = 21,369,376,056,367,056
  5. Step 5: Solve for x
    x = 21,369,376,056,367,056/174,029,611.05
  6. Step 6: Final answer
    x = 122,791,609.59

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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.