Home / 222,942,401.20-334,413,601.80-199,133,844.40

Finding the Fourth Proportional to 222,942,401.20, 334,413,601.80 and 199,133,844.40

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Solution

The fourth proportional to 222,942,401.20, 334,413,601.80 and 199,133,844.40 is: 298,700,766.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,942,401.20 : 334,413,601.80 = 199,133,844.40 : x
  2. Step 2: Convert to fraction form
    222,942,401.20/334,413,601.80 = 199,133,844.40/x
  3. Step 3: Cross multiply
    222,942,401.20x = 334,413,601.80 × 199,133,844.40
  4. Step 4: Simplify right side
    222,942,401.20x = 66,593,066,146,084,768
  5. Step 5: Solve for x
    x = 66,593,066,146,084,768/222,942,401.20
  6. Step 6: Final answer
    x = 298,700,766.60

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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.