Home / 115,985,726.54-173,863,670.85-54,464,756.66

Finding the Fourth Proportional to 115,985,726.54, 173,863,670.85 and 54,464,756.66

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Solution

The fourth proportional to 115,985,726.54, 173,863,670.85 and 54,464,756.66 is: 81,643,171.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,985,726.54 : 173,863,670.85 = 54,464,756.66 : x
  2. Step 2: Convert to fraction form
    115,985,726.54/173,863,670.85 = 54,464,756.66/x
  3. Step 3: Cross multiply
    115,985,726.54x = 173,863,670.85 × 54,464,756.66
  4. Step 4: Simplify right side
    115,985,726.54x = 9,469,442,523,990,266
  5. Step 5: Solve for x
    x = 9,469,442,523,990,266/115,985,726.54
  6. Step 6: Final answer
    x = 81,643,171.16

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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.