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Finding the Third Proportional to 618,922,601 and 925,930,134.50

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Solution

The third proportional to 618,922,601 and 925,930,134.50 is: 1,385,224,279.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,922,601 : 925,930,134.50 = 925,930,134.50 : x
  2. Step 2: Convert to fraction form
    618,922,601/925,930,134.50 = 925,930,134.50/x
  3. Step 3: Cross multiply
    618,922,601x = 925,930,134.50 × 925,930,134.50
  4. Step 4: Simplify right side
    618,922,601x = 857,346,613,975,188,096
  5. Step 5: Solve for x
    x = 857,346,613,975,188,096/618,922,601
  6. Step 6: Final answer
    x = 1,385,224,279.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.