Home / 380,117,014.92-524,561,484.72-206,276,758.92

Finding the Fourth Proportional to 380,117,014.92, 524,561,484.72 and 206,276,758.92

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Solution

The fourth proportional to 380,117,014.92, 524,561,484.72 and 206,276,758.92 is: 284,661,929.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,117,014.92 : 524,561,484.72 = 206,276,758.92 : x
  2. Step 2: Convert to fraction form
    380,117,014.92/524,561,484.72 = 206,276,758.92/x
  3. Step 3: Cross multiply
    380,117,014.92x = 524,561,484.72 × 206,276,758.92
  4. Step 4: Simplify right side
    380,117,014.92x = 108,204,842,922,304,704
  5. Step 5: Solve for x
    x = 108,204,842,922,304,704/380,117,014.92
  6. Step 6: Final answer
    x = 284,661,929.55

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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.