Home / 31,199,312.25-69,568,150.50

Finding the Third Proportional to 31,199,312.25 and 69,568,150.50

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Solution

The third proportional to 31,199,312.25 and 69,568,150.50 is: 155,122,892.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,199,312.25 : 69,568,150.50 = 69,568,150.50 : x
  2. Step 2: Convert to fraction form
    31,199,312.25/69,568,150.50 = 69,568,150.50/x
  3. Step 3: Cross multiply
    31,199,312.25x = 69,568,150.50 × 69,568,150.50
  4. Step 4: Simplify right side
    31,199,312.25x = 4,839,727,563,990,650
  5. Step 5: Solve for x
    x = 4,839,727,563,990,650/31,199,312.25
  6. Step 6: Final answer
    x = 155,122,892.62

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.