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Finding the Third Proportional to 1,392,399,882 and 2,088,600,075

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Solution

The third proportional to 1,392,399,882 and 2,088,600,075 is: 3,132,900,490.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,392,399,882 : 2,088,600,075 = 2,088,600,075 : x
  2. Step 2: Convert to fraction form
    1,392,399,882/2,088,600,075 = 2,088,600,075/x
  3. Step 3: Cross multiply
    1,392,399,882x = 2,088,600,075 × 2,088,600,075
  4. Step 4: Simplify right side
    1,392,399,882x = 4,362,250,273,290,005,504
  5. Step 5: Solve for x
    x = 4,362,250,273,290,005,504/1,392,399,882
  6. Step 6: Final answer
    x = 3,132,900,490.50

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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.