Home / 171,261,885.25-236,341,523.15-92,945,420.11

Finding the Fourth Proportional to 171,261,885.25, 236,341,523.15 and 92,945,420.11

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Solution

The fourth proportional to 171,261,885.25, 236,341,523.15 and 92,945,420.11 is: 128,264,745.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,261,885.25 : 236,341,523.15 = 92,945,420.11 : x
  2. Step 2: Convert to fraction form
    171,261,885.25/236,341,523.15 = 92,945,420.11/x
  3. Step 3: Cross multiply
    171,261,885.25x = 236,341,523.15 × 92,945,420.11
  4. Step 4: Simplify right side
    171,261,885.25x = 21,966,862,158,614,040
  5. Step 5: Solve for x
    x = 21,966,862,158,614,040/171,261,885.25
  6. Step 6: Final answer
    x = 128,264,745.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.