Home / 414,857,582.96-622,729,382.87-178,624,128.56

Finding the Fourth Proportional to 414,857,582.96, 622,729,382.87 and 178,624,128.56

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Solution

The fourth proportional to 414,857,582.96, 622,729,382.87 and 178,624,128.56 is: 268,126,937.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,857,582.96 : 622,729,382.87 = 178,624,128.56 : x
  2. Step 2: Convert to fraction form
    414,857,582.96/622,729,382.87 = 178,624,128.56/x
  3. Step 3: Cross multiply
    414,857,582.96x = 622,729,382.87 × 178,624,128.56
  4. Step 4: Simplify right side
    414,857,582.96x = 111,234,493,341,193,248
  5. Step 5: Solve for x
    x = 111,234,493,341,193,248/414,857,582.96
  6. Step 6: Final answer
    x = 268,126,937.80

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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.