Home / 588,764,958.40-812,501,016.32-324,456,434.88

Finding the Fourth Proportional to 588,764,958.40, 812,501,016.32 and 324,456,434.88

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Solution

The fourth proportional to 588,764,958.40, 812,501,016.32 and 324,456,434.88 is: 447,752,841.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,764,958.40 : 812,501,016.32 = 324,456,434.88 : x
  2. Step 2: Convert to fraction form
    588,764,958.40/812,501,016.32 = 324,456,434.88/x
  3. Step 3: Cross multiply
    588,764,958.40x = 812,501,016.32 × 324,456,434.88
  4. Step 4: Simplify right side
    588,764,958.40x = 263,621,183,091,563,904
  5. Step 5: Solve for x
    x = 263,621,183,091,563,904/588,764,958.40
  6. Step 6: Final answer
    x = 447,752,841.49

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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.