Home / 274,752,140.70-412,002,239.85-121,319,219.10

Finding the Fourth Proportional to 274,752,140.70, 412,002,239.85 and 121,319,219.10

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Solution

The fourth proportional to 274,752,140.70, 412,002,239.85 and 121,319,219.10 is: 181,923,204.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,752,140.70 : 412,002,239.85 = 121,319,219.10 : x
  2. Step 2: Convert to fraction form
    274,752,140.70/412,002,239.85 = 121,319,219.10/x
  3. Step 3: Cross multiply
    274,752,140.70x = 412,002,239.85 × 121,319,219.10
  4. Step 4: Simplify right side
    274,752,140.70x = 49,983,790,006,052,904
  5. Step 5: Solve for x
    x = 49,983,790,006,052,904/274,752,140.70
  6. Step 6: Final answer
    x = 181,923,204.96

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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.