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Finding the Third Proportional to 9,457,801,859.88 and 20,843,404,952.64

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Solution

The third proportional to 9,457,801,859.88 and 20,843,404,952.64 is: 45,935,359,659.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,457,801,859.88 : 20,843,404,952.64 = 20,843,404,952.64 : x
  2. Step 2: Convert to fraction form
    9,457,801,859.88/20,843,404,952.64 = 20,843,404,952.64/x
  3. Step 3: Cross multiply
    9,457,801,859.88x = 20,843,404,952.64 × 20,843,404,952.64
  4. Step 4: Simplify right side
    9,457,801,859.88x = 434,447,530,019,779,313,664
  5. Step 5: Solve for x
    x = 434,447,530,019,779,313,664/9,457,801,859.88
  6. Step 6: Final answer
    x = 45,935,359,659.26

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.