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Finding the Third Proportional to 662,828,121 and 994,242,060

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Solution

The third proportional to 662,828,121 and 994,242,060 is: 1,491,362,907.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,828,121 : 994,242,060 = 994,242,060 : x
  2. Step 2: Convert to fraction form
    662,828,121/994,242,060 = 994,242,060/x
  3. Step 3: Cross multiply
    662,828,121x = 994,242,060 × 994,242,060
  4. Step 4: Simplify right side
    662,828,121x = 988,517,273,873,043,584
  5. Step 5: Solve for x
    x = 988,517,273,873,043,584/662,828,121
  6. Step 6: Final answer
    x = 1,491,362,907.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.