Home / 222,286,834.92-333,474,969.24-76,726,034.40

Finding the Fourth Proportional to 222,286,834.92, 333,474,969.24 and 76,726,034.40

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Solution

The fourth proportional to 222,286,834.92, 333,474,969.24 and 76,726,034.40 is: 115,104,486.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,286,834.92 : 333,474,969.24 = 76,726,034.40 : x
  2. Step 2: Convert to fraction form
    222,286,834.92/333,474,969.24 = 76,726,034.40/x
  3. Step 3: Cross multiply
    222,286,834.92x = 333,474,969.24 × 76,726,034.40
  4. Step 4: Simplify right side
    222,286,834.92x = 25,586,211,961,447,184
  5. Step 5: Solve for x
    x = 25,586,211,961,447,184/222,286,834.92
  6. Step 6: Final answer
    x = 115,104,486.38

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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.