Home / 426,942,497.04-589,181,149.92-231,372,209.04

Finding the Fourth Proportional to 426,942,497.04, 589,181,149.92 and 231,372,209.04

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Solution

The fourth proportional to 426,942,497.04, 589,181,149.92 and 231,372,209.04 is: 319,293,921.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,942,497.04 : 589,181,149.92 = 231,372,209.04 : x
  2. Step 2: Convert to fraction form
    426,942,497.04/589,181,149.92 = 231,372,209.04/x
  3. Step 3: Cross multiply
    426,942,497.04x = 589,181,149.92 × 231,372,209.04
  4. Step 4: Simplify right side
    426,942,497.04x = 136,320,144,181,717,808
  5. Step 5: Solve for x
    x = 136,320,144,181,717,808/426,942,497.04
  6. Step 6: Final answer
    x = 319,293,921.61

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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.