Home / 446,481,946.80-669,722,920.20-323,081,346.60

Finding the Fourth Proportional to 446,481,946.80, 669,722,920.20 and 323,081,346.60

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Solution

The fourth proportional to 446,481,946.80, 669,722,920.20 and 323,081,346.60 is: 484,622,019.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,481,946.80 : 669,722,920.20 = 323,081,346.60 : x
  2. Step 2: Convert to fraction form
    446,481,946.80/669,722,920.20 = 323,081,346.60/x
  3. Step 3: Cross multiply
    446,481,946.80x = 669,722,920.20 × 323,081,346.60
  4. Step 4: Simplify right side
    446,481,946.80x = 216,374,982,907,100,384
  5. Step 5: Solve for x
    x = 216,374,982,907,100,384/446,481,946.80
  6. Step 6: Final answer
    x = 484,622,019.90

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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.