Home / 336,379,302.70-504,568,954.05-206,565,981.10

Finding the Fourth Proportional to 336,379,302.70, 504,568,954.05 and 206,565,981.10

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Solution

The fourth proportional to 336,379,302.70, 504,568,954.05 and 206,565,981.10 is: 309,848,971.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,379,302.70 : 504,568,954.05 = 206,565,981.10 : x
  2. Step 2: Convert to fraction form
    336,379,302.70/504,568,954.05 = 206,565,981.10/x
  3. Step 3: Cross multiply
    336,379,302.70x = 504,568,954.05 × 206,565,981.10
  4. Step 4: Simplify right side
    336,379,302.70x = 104,226,781,025,939,072
  5. Step 5: Solve for x
    x = 104,226,781,025,939,072/336,379,302.70
  6. Step 6: Final answer
    x = 309,848,971.65

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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.