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Finding the Third Proportional to 1,392,399,880 and 2,088,600,072

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Solution

The third proportional to 1,392,399,880 and 2,088,600,072 is: 3,132,900,486.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,392,399,880 : 2,088,600,072 = 2,088,600,072 : x
  2. Step 2: Convert to fraction form
    1,392,399,880/2,088,600,072 = 2,088,600,072/x
  3. Step 3: Cross multiply
    1,392,399,880x = 2,088,600,072 × 2,088,600,072
  4. Step 4: Simplify right side
    1,392,399,880x = 4,362,250,260,758,405,120
  5. Step 5: Solve for x
    x = 4,362,250,260,758,405,120/1,392,399,880
  6. Step 6: Final answer
    x = 3,132,900,486.00

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