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Finding the Third Proportional to 1,819,390,655 and 2,794,806,608

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Solution

The third proportional to 1,819,390,655 and 2,794,806,608 is: 4,293,164,832.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,390,655 : 2,794,806,608 = 2,794,806,608 : x
  2. Step 2: Convert to fraction form
    1,819,390,655/2,794,806,608 = 2,794,806,608/x
  3. Step 3: Cross multiply
    1,819,390,655x = 2,794,806,608 × 2,794,806,608
  4. Step 4: Simplify right side
    1,819,390,655x = 7,810,943,976,120,465,408
  5. Step 5: Solve for x
    x = 7,810,943,976,120,465,408/1,819,390,655
  6. Step 6: Final answer
    x = 4,293,164,832.22

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.