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Finding the Third Proportional to 90,750,062 and 199,133,464

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Solution

The third proportional to 90,750,062 and 199,133,464 is: 436,959,883.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,750,062 : 199,133,464 = 199,133,464 : x
  2. Step 2: Convert to fraction form
    90,750,062/199,133,464 = 199,133,464/x
  3. Step 3: Cross multiply
    90,750,062x = 199,133,464 × 199,133,464
  4. Step 4: Simplify right side
    90,750,062x = 39,654,136,484,639,296
  5. Step 5: Solve for x
    x = 39,654,136,484,639,296/90,750,062
  6. Step 6: Final answer
    x = 436,959,883.12

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.