Home / 425,412,451.80-587,068,615.26-229,842,163.80

Finding the Fourth Proportional to 425,412,451.80, 587,068,615.26 and 229,842,163.80

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Solution

The fourth proportional to 425,412,451.80, 587,068,615.26 and 229,842,163.80 is: 317,181,879.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,412,451.80 : 587,068,615.26 = 229,842,163.80 : x
  2. Step 2: Convert to fraction form
    425,412,451.80/587,068,615.26 = 229,842,163.80/x
  3. Step 3: Cross multiply
    425,412,451.80x = 587,068,615.26 × 229,842,163.80
  4. Step 4: Simplify right side
    425,412,451.80x = 134,933,120,830,428,112
  5. Step 5: Solve for x
    x = 134,933,120,830,428,112/425,412,451.80
  6. Step 6: Final answer
    x = 317,181,879.04

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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.