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Finding the Third Proportional to 90,750,064 and 199,133,468

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Solution

The third proportional to 90,750,064 and 199,133,468 is: 436,959,891.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,750,064 : 199,133,468 = 199,133,468 : x
  2. Step 2: Convert to fraction form
    90,750,064/199,133,468 = 199,133,468/x
  3. Step 3: Cross multiply
    90,750,064x = 199,133,468 × 199,133,468
  4. Step 4: Simplify right side
    90,750,064x = 39,654,138,077,707,024
  5. Step 5: Solve for x
    x = 39,654,138,077,707,024/90,750,064
  6. Step 6: Final answer
    x = 436,959,891.04

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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.