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Finding the Third Proportional to 201,397,453 and 310,992,902

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Solution

The third proportional to 201,397,453 and 310,992,902 is: 480,227,449.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,397,453 : 310,992,902 = 310,992,902 : x
  2. Step 2: Convert to fraction form
    201,397,453/310,992,902 = 310,992,902/x
  3. Step 3: Cross multiply
    201,397,453x = 310,992,902 × 310,992,902
  4. Step 4: Simplify right side
    201,397,453x = 96,716,585,094,381,600
  5. Step 5: Solve for x
    x = 96,716,585,094,381,600/201,397,453
  6. Step 6: Final answer
    x = 480,227,449.03

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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.