Home / 259,962,475.57-358,787,732.76-165,917,218.21

Finding the Fourth Proportional to 259,962,475.57, 358,787,732.76 and 165,917,218.21

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Solution

The fourth proportional to 259,962,475.57, 358,787,732.76 and 165,917,218.21 is: 228,990,981.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,962,475.57 : 358,787,732.76 = 165,917,218.21 : x
  2. Step 2: Convert to fraction form
    259,962,475.57/358,787,732.76 = 165,917,218.21/x
  3. Step 3: Cross multiply
    259,962,475.57x = 358,787,732.76 × 165,917,218.21
  4. Step 4: Simplify right side
    259,962,475.57x = 59,529,062,546,515,120
  5. Step 5: Solve for x
    x = 59,529,062,546,515,120/259,962,475.57
  6. Step 6: Final answer
    x = 228,990,981.94

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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.