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Finding the Third Proportional to 66,079,494 and 141,724,656

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Solution

The third proportional to 66,079,494 and 141,724,656 is: 303,965,374.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,079,494 : 141,724,656 = 141,724,656 : x
  2. Step 2: Convert to fraction form
    66,079,494/141,724,656 = 141,724,656/x
  3. Step 3: Cross multiply
    66,079,494x = 141,724,656 × 141,724,656
  4. Step 4: Simplify right side
    66,079,494x = 20,085,878,118,318,336
  5. Step 5: Solve for x
    x = 20,085,878,118,318,336/66,079,494
  6. Step 6: Final answer
    x = 303,965,374.16

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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.