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Finding the Third Proportional to 214,462,091.25 and 331,398,616.50

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Solution

The third proportional to 214,462,091.25 and 331,398,616.50 is: 512,095,365.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,462,091.25 : 331,398,616.50 = 331,398,616.50 : x
  2. Step 2: Convert to fraction form
    214,462,091.25/331,398,616.50 = 331,398,616.50/x
  3. Step 3: Cross multiply
    214,462,091.25x = 331,398,616.50 × 331,398,616.50
  4. Step 4: Simplify right side
    214,462,091.25x = 109,825,043,018,114,080
  5. Step 5: Solve for x
    x = 109,825,043,018,114,080/214,462,091.25
  6. Step 6: Final answer
    x = 512,095,365.56

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.