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Finding the Third Proportional to 505,836,609 and 758,754,912.75

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Solution

The third proportional to 505,836,609 and 758,754,912.75 is: 1,138,132,368

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,836,609 : 758,754,912.75 = 758,754,912.75 : x
  2. Step 2: Convert to fraction form
    505,836,609/758,754,912.75 = 758,754,912.75/x
  3. Step 3: Cross multiply
    505,836,609x = 758,754,912.75 × 758,754,912.75
  4. Step 4: Simplify right side
    505,836,609x = 575,709,017,622,260,096
  5. Step 5: Solve for x
    x = 575,709,017,622,260,096/505,836,609
  6. Step 6: Final answer
    x = 1,138,132,368

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.