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Finding the Third Proportional to 166,570,812 and 248,876,440

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Solution

The third proportional to 166,570,812 and 248,876,440 is: 371,850,756.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,570,812 : 248,876,440 = 248,876,440 : x
  2. Step 2: Convert to fraction form
    166,570,812/248,876,440 = 248,876,440/x
  3. Step 3: Cross multiply
    166,570,812x = 248,876,440 × 248,876,440
  4. Step 4: Simplify right side
    166,570,812x = 61,939,482,387,073,600
  5. Step 5: Solve for x
    x = 61,939,482,387,073,600/166,570,812
  6. Step 6: Final answer
    x = 371,850,756.10

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.