Home / 31,252,886.86-67,305,942.56

Finding the Third Proportional to 31,252,886.86 and 67,305,942.56

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Solution

The third proportional to 31,252,886.86 and 67,305,942.56 is: 144,949,486.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,252,886.86 : 67,305,942.56 = 67,305,942.56 : x
  2. Step 2: Convert to fraction form
    31,252,886.86/67,305,942.56 = 67,305,942.56/x
  3. Step 3: Cross multiply
    31,252,886.86x = 67,305,942.56 × 67,305,942.56
  4. Step 4: Simplify right side
    31,252,886.86x = 4,530,089,904,226,549
  5. Step 5: Solve for x
    x = 4,530,089,904,226,549/31,252,886.86
  6. Step 6: Final answer
    x = 144,949,486.57

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.