Home / 625,448,104.54-863,118,050.20-343,192,399.20

Finding the Fourth Proportional to 625,448,104.54, 863,118,050.20 and 343,192,399.20

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Solution

The fourth proportional to 625,448,104.54, 863,118,050.20 and 343,192,399.20 is: 473,605,327.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,448,104.54 : 863,118,050.20 = 343,192,399.20 : x
  2. Step 2: Convert to fraction form
    625,448,104.54/863,118,050.20 = 343,192,399.20/x
  3. Step 3: Cross multiply
    625,448,104.54x = 863,118,050.20 × 343,192,399.20
  4. Step 4: Simplify right side
    625,448,104.54x = 296,215,554,440,106,048
  5. Step 5: Solve for x
    x = 296,215,554,440,106,048/625,448,104.54
  6. Step 6: Final answer
    x = 473,605,327.59

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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.