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Finding the Third Proportional to 1,127,201,880 and 1,811,971,119

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Solution

The third proportional to 1,127,201,880 and 1,811,971,119 is: 2,912,734,084.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,201,880 : 1,811,971,119 = 1,811,971,119 : x
  2. Step 2: Convert to fraction form
    1,127,201,880/1,811,971,119 = 1,811,971,119/x
  3. Step 3: Cross multiply
    1,127,201,880x = 1,811,971,119 × 1,811,971,119
  4. Step 4: Simplify right side
    1,127,201,880x = 3,283,239,336,090,112,000
  5. Step 5: Solve for x
    x = 3,283,239,336,090,112,000/1,127,201,880
  6. Step 6: Final answer
    x = 2,912,734,084.59

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.