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Finding the Third Proportional to 91,894,656 and 142,273,152

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Solution

The third proportional to 91,894,656 and 142,273,152 is: 220,270,151.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,894,656 : 142,273,152 = 142,273,152 : x
  2. Step 2: Convert to fraction form
    91,894,656/142,273,152 = 142,273,152/x
  3. Step 3: Cross multiply
    91,894,656x = 142,273,152 × 142,273,152
  4. Step 4: Simplify right side
    91,894,656x = 20,241,649,780,015,104
  5. Step 5: Solve for x
    x = 20,241,649,780,015,104/91,894,656
  6. Step 6: Final answer
    x = 220,270,151.29

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.