Home / 467,283,574.20-644,825,210.22-255,548,589.24

Finding the Fourth Proportional to 467,283,574.20, 644,825,210.22 and 255,548,589.24

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Solution

The fourth proportional to 467,283,574.20, 644,825,210.22 and 255,548,589.24 is: 352,642,767.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,283,574.20 : 644,825,210.22 = 255,548,589.24 : x
  2. Step 2: Convert to fraction form
    467,283,574.20/644,825,210.22 = 255,548,589.24/x
  3. Step 3: Cross multiply
    467,283,574.20x = 644,825,210.22 × 255,548,589.24
  4. Step 4: Simplify right side
    467,283,574.20x = 164,784,172,778,107,456
  5. Step 5: Solve for x
    x = 164,784,172,778,107,456/467,283,574.20
  6. Step 6: Final answer
    x = 352,642,767.42

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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.