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Finding the Third Proportional to 2,309,618,318 and 5,389,295,651

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Solution

The third proportional to 2,309,618,318 and 5,389,295,651 is: 12,575,457,766.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,309,618,318 : 5,389,295,651 = 5,389,295,651 : x
  2. Step 2: Convert to fraction form
    2,309,618,318/5,389,295,651 = 5,389,295,651/x
  3. Step 3: Cross multiply
    2,309,618,318x = 5,389,295,651 × 5,389,295,651
  4. Step 4: Simplify right side
    2,309,618,318x = 29,044,507,613,887,512,576
  5. Step 5: Solve for x
    x = 29,044,507,613,887,512,576/2,309,618,318
  6. Step 6: Final answer
    x = 12,575,457,766.13

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Why These Related Problems?

These problems maintain the same ratio (2.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.