Home / 222,073,439.50-305,913,763.83-188,927,529.94

Finding the Fourth Proportional to 222,073,439.50, 305,913,763.83 and 188,927,529.94

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Solution

The fourth proportional to 222,073,439.50, 305,913,763.83 and 188,927,529.94 is: 260,254,138.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,073,439.50 : 305,913,763.83 = 188,927,529.94 : x
  2. Step 2: Convert to fraction form
    222,073,439.50/305,913,763.83 = 188,927,529.94/x
  3. Step 3: Cross multiply
    222,073,439.50x = 305,913,763.83 × 188,927,529.94
  4. Step 4: Simplify right side
    222,073,439.50x = 57,795,531,775,050,408
  5. Step 5: Solve for x
    x = 57,795,531,775,050,408/222,073,439.50
  6. Step 6: Final answer
    x = 260,254,138.92

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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.