Home / 222,738,974.30-306,289,524.62-193,319,073.05

Finding the Fourth Proportional to 222,738,974.30, 306,289,524.62 and 193,319,073.05

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Solution

The fourth proportional to 222,738,974.30, 306,289,524.62 and 193,319,073.05 is: 265,834,065.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,738,974.30 : 306,289,524.62 = 193,319,073.05 : x
  2. Step 2: Convert to fraction form
    222,738,974.30/306,289,524.62 = 193,319,073.05/x
  3. Step 3: Cross multiply
    222,738,974.30x = 306,289,524.62 × 193,319,073.05
  4. Step 4: Simplify right side
    222,738,974.30x = 59,211,606,983,415,400
  5. Step 5: Solve for x
    x = 59,211,606,983,415,400/222,738,974.30
  6. Step 6: Final answer
    x = 265,834,065.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.