Home / 293,451,324.80-440,230,131.30-147,517,626.20

Finding the Fourth Proportional to 293,451,324.80, 440,230,131.30 and 147,517,626.20

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Solution

The fourth proportional to 293,451,324.80, 440,230,131.30 and 147,517,626.20 is: 221,303,154.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,451,324.80 : 440,230,131.30 = 147,517,626.20 : x
  2. Step 2: Convert to fraction form
    293,451,324.80/440,230,131.30 = 147,517,626.20/x
  3. Step 3: Cross multiply
    293,451,324.80x = 440,230,131.30 × 147,517,626.20
  4. Step 4: Simplify right side
    293,451,324.80x = 64,941,703,951,090,320
  5. Step 5: Solve for x
    x = 64,941,703,951,090,320/293,451,324.80
  6. Step 6: Final answer
    x = 221,303,154.77

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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.