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Finding the Third Proportional to 121,057,533 and 192,719,803.50

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Solution

The third proportional to 121,057,533 and 192,719,803.50 is: 306,803,895.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,057,533 : 192,719,803.50 = 192,719,803.50 : x
  2. Step 2: Convert to fraction form
    121,057,533/192,719,803.50 = 192,719,803.50/x
  3. Step 3: Cross multiply
    121,057,533x = 192,719,803.50 × 192,719,803.50
  4. Step 4: Simplify right side
    121,057,533x = 37,140,922,661,078,616
  5. Step 5: Solve for x
    x = 37,140,922,661,078,616/121,057,533
  6. Step 6: Final answer
    x = 306,803,895.15

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.