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Finding the Third Proportional to 331,087,066 and 702,516,018

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Solution

The third proportional to 331,087,066 and 702,516,018 is: 1,490,631,336.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,087,066 : 702,516,018 = 702,516,018 : x
  2. Step 2: Convert to fraction form
    331,087,066/702,516,018 = 702,516,018/x
  3. Step 3: Cross multiply
    331,087,066x = 702,516,018 × 702,516,018
  4. Step 4: Simplify right side
    331,087,066x = 493,528,755,546,576,320
  5. Step 5: Solve for x
    x = 493,528,755,546,576,320/331,087,066
  6. Step 6: Final answer
    x = 1,490,631,336.07

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.