Home / 448,907,680.20-673,361,520.30-435,470,752.20

Finding the Fourth Proportional to 448,907,680.20, 673,361,520.30 and 435,470,752.20

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Solution

The fourth proportional to 448,907,680.20, 673,361,520.30 and 435,470,752.20 is: 653,206,128.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,907,680.20 : 673,361,520.30 = 435,470,752.20 : x
  2. Step 2: Convert to fraction form
    448,907,680.20/673,361,520.30 = 435,470,752.20/x
  3. Step 3: Cross multiply
    448,907,680.20x = 673,361,520.30 × 435,470,752.20
  4. Step 4: Simplify right side
    448,907,680.20x = 293,229,247,747,576,512
  5. Step 5: Solve for x
    x = 293,229,247,747,576,512/448,907,680.20
  6. Step 6: Final answer
    x = 653,206,128.30

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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.