Home / 114,940,233.90-172,494,331.65-80,928,009.90

Finding the Fourth Proportional to 114,940,233.90, 172,494,331.65 and 80,928,009.90

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Solution

The fourth proportional to 114,940,233.90, 172,494,331.65 and 80,928,009.90 is: 121,451,144.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,940,233.90 : 172,494,331.65 = 80,928,009.90 : x
  2. Step 2: Convert to fraction form
    114,940,233.90/172,494,331.65 = 80,928,009.90/x
  3. Step 3: Cross multiply
    114,940,233.90x = 172,494,331.65 × 80,928,009.90
  4. Step 4: Simplify right side
    114,940,233.90x = 13,959,622,979,465,084
  5. Step 5: Solve for x
    x = 13,959,622,979,465,084/114,940,233.90
  6. Step 6: Final answer
    x = 121,451,144.70

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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.