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Finding the Third Proportional to 436,347,090 and 940,699,188

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Solution

The third proportional to 436,347,090 and 940,699,188 is: 2,028,007,021.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,347,090 : 940,699,188 = 940,699,188 : x
  2. Step 2: Convert to fraction form
    436,347,090/940,699,188 = 940,699,188/x
  3. Step 3: Cross multiply
    436,347,090x = 940,699,188 × 940,699,188
  4. Step 4: Simplify right side
    436,347,090x = 884,914,962,303,859,328
  5. Step 5: Solve for x
    x = 884,914,962,303,859,328/436,347,090
  6. Step 6: Final answer
    x = 2,028,007,021.44

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.