Home / 140,931,380.25-215,609,232.38

Finding the Third Proportional to 140,931,380.25 and 215,609,232.38

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Solution

The third proportional to 140,931,380.25 and 215,609,232.38 is: 329,857,984.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,931,380.25 : 215,609,232.38 = 215,609,232.38 : x
  2. Step 2: Convert to fraction form
    140,931,380.25/215,609,232.38 = 215,609,232.38/x
  3. Step 3: Cross multiply
    140,931,380.25x = 215,609,232.38 × 215,609,232.38
  4. Step 4: Simplify right side
    140,931,380.25x = 46,487,341,085,336,752
  5. Step 5: Solve for x
    x = 46,487,341,085,336,752/140,931,380.25
  6. Step 6: Final answer
    x = 329,857,984.81

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.