Home / 314,796,474.42-434,419,905.69-175,576,253.46

Finding the Fourth Proportional to 314,796,474.42, 434,419,905.69 and 175,576,253.46

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Solution

The fourth proportional to 314,796,474.42, 434,419,905.69 and 175,576,253.46 is: 242,295,659.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,796,474.42 : 434,419,905.69 = 175,576,253.46 : x
  2. Step 2: Convert to fraction form
    314,796,474.42/434,419,905.69 = 175,576,253.46/x
  3. Step 3: Cross multiply
    314,796,474.42x = 434,419,905.69 × 175,576,253.46
  4. Step 4: Simplify right side
    314,796,474.42x = 76,273,819,469,496,736
  5. Step 5: Solve for x
    x = 76,273,819,469,496,736/314,796,474.42
  6. Step 6: Final answer
    x = 242,295,659.79

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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.