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Finding the Third Proportional to 54,920,340 and 118,345,968

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Solution

The third proportional to 54,920,340 and 118,345,968 is: 255,019,691.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,920,340 : 118,345,968 = 118,345,968 : x
  2. Step 2: Convert to fraction form
    54,920,340/118,345,968 = 118,345,968/x
  3. Step 3: Cross multiply
    54,920,340x = 118,345,968 × 118,345,968
  4. Step 4: Simplify right side
    54,920,340x = 14,005,768,141,857,024
  5. Step 5: Solve for x
    x = 14,005,768,141,857,024/54,920,340
  6. Step 6: Final answer
    x = 255,019,691.10

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.