Home / 380,117,024.32-524,561,498.04-206,276,768.32

Finding the Fourth Proportional to 380,117,024.32, 524,561,498.04 and 206,276,768.32

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Solution

The fourth proportional to 380,117,024.32, 524,561,498.04 and 206,276,768.32 is: 284,661,942.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,117,024.32 : 524,561,498.04 = 206,276,768.32 : x
  2. Step 2: Convert to fraction form
    380,117,024.32/524,561,498.04 = 206,276,768.32/x
  3. Step 3: Cross multiply
    380,117,024.32x = 524,561,498.04 × 206,276,768.32
  4. Step 4: Simplify right side
    380,117,024.32x = 108,204,850,600,789,216
  5. Step 5: Solve for x
    x = 108,204,850,600,789,216/380,117,024.32
  6. Step 6: Final answer
    x = 284,661,942.71

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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.