Home / 400,694,265.72-599,702,158.26-228,124,752.12

Finding the Fourth Proportional to 400,694,265.72, 599,702,158.26 and 228,124,752.12

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Solution

The fourth proportional to 400,694,265.72, 599,702,158.26 and 228,124,752.12 is: 341,424,666.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,694,265.72 : 599,702,158.26 = 228,124,752.12 : x
  2. Step 2: Convert to fraction form
    400,694,265.72/599,702,158.26 = 228,124,752.12/x
  3. Step 3: Cross multiply
    400,694,265.72x = 599,702,158.26 × 228,124,752.12
  4. Step 4: Simplify right side
    400,694,265.72x = 136,806,906,198,891,504
  5. Step 5: Solve for x
    x = 136,806,906,198,891,504/400,694,265.72
  6. Step 6: Final answer
    x = 341,424,666.89

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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.