Home / 174,029,604.09-261,040,614.08-81,862,255.29

Finding the Fourth Proportional to 174,029,604.09, 261,040,614.08 and 81,862,255.29

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Solution

The fourth proportional to 174,029,604.09, 261,040,614.08 and 81,862,255.29 is: 122,791,599.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,029,604.09 : 261,040,614.08 = 81,862,255.29 : x
  2. Step 2: Convert to fraction form
    174,029,604.09/261,040,614.08 = 81,862,255.29/x
  3. Step 3: Cross multiply
    174,029,604.09x = 261,040,614.08 × 81,862,255.29
  4. Step 4: Simplify right side
    174,029,604.09x = 21,369,373,390,466,016
  5. Step 5: Solve for x
    x = 21,369,373,390,466,016/174,029,604.09
  6. Step 6: Final answer
    x = 122,791,599.18

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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.