Home / 324,170,471.71-447,355,400.86-175,491,592.96

Finding the Fourth Proportional to 324,170,471.71, 447,355,400.86 and 175,491,592.96

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Solution

The fourth proportional to 324,170,471.71, 447,355,400.86 and 175,491,592.96 is: 242,178,479.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,170,471.71 : 447,355,400.86 = 175,491,592.96 : x
  2. Step 2: Convert to fraction form
    324,170,471.71/447,355,400.86 = 175,491,592.96/x
  3. Step 3: Cross multiply
    324,170,471.71x = 447,355,400.86 × 175,491,592.96
  4. Step 4: Simplify right side
    324,170,471.71x = 78,507,111,914,132,128
  5. Step 5: Solve for x
    x = 78,507,111,914,132,128/324,170,471.71
  6. Step 6: Final answer
    x = 242,178,479.43

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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.