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Finding the Third Proportional to 2,212,167,542 and 4,739,870,548

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Solution

The third proportional to 2,212,167,542 and 4,739,870,548 is: 10,155,818,845.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,212,167,542 : 4,739,870,548 = 4,739,870,548 : x
  2. Step 2: Convert to fraction form
    2,212,167,542/4,739,870,548 = 4,739,870,548/x
  3. Step 3: Cross multiply
    2,212,167,542x = 4,739,870,548 × 4,739,870,548
  4. Step 4: Simplify right side
    2,212,167,542x = 22,466,372,811,797,819,392
  5. Step 5: Solve for x
    x = 22,466,372,811,797,819,392/2,212,167,542
  6. Step 6: Final answer
    x = 10,155,818,845.21

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.