Home / 31,280,631.10-68,122,247.91

Finding the Third Proportional to 31,280,631.10 and 68,122,247.91

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Solution

The third proportional to 31,280,631.10 and 68,122,247.91 is: 148,355,084.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,280,631.10 : 68,122,247.91 = 68,122,247.91 : x
  2. Step 2: Convert to fraction form
    31,280,631.10/68,122,247.91 = 68,122,247.91/x
  3. Step 3: Cross multiply
    31,280,631.10x = 68,122,247.91 × 68,122,247.91
  4. Step 4: Simplify right side
    31,280,631.10x = 4,640,640,659,800,583
  5. Step 5: Solve for x
    x = 4,640,640,659,800,583/31,280,631.10
  6. Step 6: Final answer
    x = 148,355,084.17

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.