Home / 31,473,125.75-67,729,222.50

Finding the Third Proportional to 31,473,125.75 and 67,729,222.50

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Solution

The third proportional to 31,473,125.75 and 67,729,222.50 is: 145,751,255.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,473,125.75 : 67,729,222.50 = 67,729,222.50 : x
  2. Step 2: Convert to fraction form
    31,473,125.75/67,729,222.50 = 67,729,222.50/x
  3. Step 3: Cross multiply
    31,473,125.75x = 67,729,222.50 × 67,729,222.50
  4. Step 4: Simplify right side
    31,473,125.75x = 4,587,247,580,454,506
  5. Step 5: Solve for x
    x = 4,587,247,580,454,506/31,473,125.75
  6. Step 6: Final answer
    x = 145,751,255.11

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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.