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Finding the Third Proportional to 201,397,326 and 310,992,702

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Solution

The third proportional to 201,397,326 and 310,992,702 is: 480,227,134.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,397,326 : 310,992,702 = 310,992,702 : x
  2. Step 2: Convert to fraction form
    201,397,326/310,992,702 = 310,992,702/x
  3. Step 3: Cross multiply
    201,397,326x = 310,992,702 × 310,992,702
  4. Step 4: Simplify right side
    201,397,326x = 96,716,460,697,260,800
  5. Step 5: Solve for x
    x = 96,716,460,697,260,800/201,397,326
  6. Step 6: Final answer
    x = 480,227,134.18

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.