Home / 444,893,456.80-667,340,185.20-253,790,480.80

Finding the Fourth Proportional to 444,893,456.80, 667,340,185.20 and 253,790,480.80

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Solution

The fourth proportional to 444,893,456.80, 667,340,185.20 and 253,790,480.80 is: 380,685,721.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,893,456.80 : 667,340,185.20 = 253,790,480.80 : x
  2. Step 2: Convert to fraction form
    444,893,456.80/667,340,185.20 = 253,790,480.80/x
  3. Step 3: Cross multiply
    444,893,456.80x = 667,340,185.20 × 253,790,480.80
  4. Step 4: Simplify right side
    444,893,456.80x = 169,364,586,459,069,056
  5. Step 5: Solve for x
    x = 169,364,586,459,069,056/444,893,456.80
  6. Step 6: Final answer
    x = 380,685,721.20

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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.