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Finding the Third Proportional to 1,138,133,242 and 1,707,199,758

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Solution

The third proportional to 1,138,133,242 and 1,707,199,758 is: 2,560,799,479.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,133,242 : 1,707,199,758 = 1,707,199,758 : x
  2. Step 2: Convert to fraction form
    1,138,133,242/1,707,199,758 = 1,707,199,758/x
  3. Step 3: Cross multiply
    1,138,133,242x = 1,707,199,758 × 1,707,199,758
  4. Step 4: Simplify right side
    1,138,133,242x = 2,914,531,013,715,258,368
  5. Step 5: Solve for x
    x = 2,914,531,013,715,258,368/1,138,133,242
  6. Step 6: Final answer
    x = 2,560,799,479.50

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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.