Home / 152,209,588.91-228,400,752.57-82,178,884.96

Finding the Fourth Proportional to 152,209,588.91, 228,400,752.57 and 82,178,884.96

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Solution

The fourth proportional to 152,209,588.91, 228,400,752.57 and 82,178,884.96 is: 123,314,958.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,209,588.91 : 228,400,752.57 = 82,178,884.96 : x
  2. Step 2: Convert to fraction form
    152,209,588.91/228,400,752.57 = 82,178,884.96/x
  3. Step 3: Cross multiply
    152,209,588.91x = 228,400,752.57 × 82,178,884.96
  4. Step 4: Simplify right side
    152,209,588.91x = 18,769,719,171,094,884
  5. Step 5: Solve for x
    x = 18,769,719,171,094,884/152,209,588.91
  6. Step 6: Final answer
    x = 123,314,958.71

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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.