Home / 448,907,713.20-673,361,569.80-435,470,785.20

Finding the Fourth Proportional to 448,907,713.20, 673,361,569.80 and 435,470,785.20

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Solution

The fourth proportional to 448,907,713.20, 673,361,569.80 and 435,470,785.20 is: 653,206,177.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,907,713.20 : 673,361,569.80 = 435,470,785.20 : x
  2. Step 2: Convert to fraction form
    448,907,713.20/673,361,569.80 = 435,470,785.20/x
  3. Step 3: Cross multiply
    448,907,713.20x = 673,361,569.80 × 435,470,785.20
  4. Step 4: Simplify right side
    448,907,713.20x = 293,229,291,524,310,592
  5. Step 5: Solve for x
    x = 293,229,291,524,310,592/448,907,713.20
  6. Step 6: Final answer
    x = 653,206,177.80

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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.