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Finding the Third Proportional to 20,281,790,078 and 43,354,767,580

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Solution

The third proportional to 20,281,790,078 and 43,354,767,580 is: 92,676,034,249.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,281,790,078 : 43,354,767,580 = 43,354,767,580 : x
  2. Step 2: Convert to fraction form
    20,281,790,078/43,354,767,580 = 43,354,767,580/x
  3. Step 3: Cross multiply
    20,281,790,078x = 43,354,767,580 × 43,354,767,580
  4. Step 4: Simplify right side
    20,281,790,078x = 1,879,635,871,915,819,139,072
  5. Step 5: Solve for x
    x = 1,879,635,871,915,819,139,072/20,281,790,078
  6. Step 6: Final answer
    x = 92,676,034,249.79

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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.