Home / 161,726,497.20-242,589,745.80-144,258,490.80

Finding the Fourth Proportional to 161,726,497.20, 242,589,745.80 and 144,258,490.80

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Solution

The fourth proportional to 161,726,497.20, 242,589,745.80 and 144,258,490.80 is: 216,387,736.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,726,497.20 : 242,589,745.80 = 144,258,490.80 : x
  2. Step 2: Convert to fraction form
    161,726,497.20/242,589,745.80 = 144,258,490.80/x
  3. Step 3: Cross multiply
    161,726,497.20x = 242,589,745.80 × 144,258,490.80
  4. Step 4: Simplify right side
    161,726,497.20x = 34,995,630,612,663,644
  5. Step 5: Solve for x
    x = 34,995,630,612,663,644/161,726,497.20
  6. Step 6: Final answer
    x = 216,387,736.20

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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.