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Finding the Third Proportional to 85,269,876.75 and 187,541,970.75

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Solution

The third proportional to 85,269,876.75 and 187,541,970.75 is: 412,478,499.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,269,876.75 : 187,541,970.75 = 187,541,970.75 : x
  2. Step 2: Convert to fraction form
    85,269,876.75/187,541,970.75 = 187,541,970.75/x
  3. Step 3: Cross multiply
    85,269,876.75x = 187,541,970.75 × 187,541,970.75
  4. Step 4: Simplify right side
    85,269,876.75x = 35,171,990,792,793,856
  5. Step 5: Solve for x
    x = 35,171,990,792,793,856/85,269,876.75
  6. Step 6: Final answer
    x = 412,478,499.25

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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.