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Finding the Third Proportional to 154,151,594 and 209,963,908

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Solution

The third proportional to 154,151,594 and 209,963,908 is: 285,983,696.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,151,594 : 209,963,908 = 209,963,908 : x
  2. Step 2: Convert to fraction form
    154,151,594/209,963,908 = 209,963,908/x
  3. Step 3: Cross multiply
    154,151,594x = 209,963,908 × 209,963,908
  4. Step 4: Simplify right side
    154,151,594x = 44,084,842,662,632,464
  5. Step 5: Solve for x
    x = 44,084,842,662,632,464/154,151,594
  6. Step 6: Final answer
    x = 285,983,696.43

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.