Home / 259,981,825.71-358,565,722.74-228,552,674.61

Finding the Fourth Proportional to 259,981,825.71, 358,565,722.74 and 228,552,674.61

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Solution

The fourth proportional to 259,981,825.71, 358,565,722.74 and 228,552,674.61 is: 315,218,783.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,981,825.71 : 358,565,722.74 = 228,552,674.61 : x
  2. Step 2: Convert to fraction form
    259,981,825.71/358,565,722.74 = 228,552,674.61/x
  3. Step 3: Cross multiply
    259,981,825.71x = 358,565,722.74 × 228,552,674.61
  4. Step 4: Simplify right side
    259,981,825.71x = 81,951,154,955,694,704
  5. Step 5: Solve for x
    x = 81,951,154,955,694,704/259,981,825.71
  6. Step 6: Final answer
    x = 315,218,783.97

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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.