Finding the Third Proportional to 218,190,759.33 and 484,809,074.09
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Solution
The third proportional to 218,190,759.33 and 484,809,074.09 is: 1,077,221,780.79
Step by Step Solution
- Step 1: Write the proportion equation
218,190,759.33 : 484,809,074.09 = 484,809,074.09 : x - Step 2: Convert to fraction form
218,190,759.33/484,809,074.09 = 484,809,074.09/x - Step 3: Cross multiply
218,190,759.33x = 484,809,074.09 × 484,809,074.09 - Step 4: Simplify right side
218,190,759.33x = 235,039,838,316,066,464 - Step 5: Solve for x
x = 235,039,838,316,066,464/218,190,759.33 - Step 6: Final answer
x = 1,077,221,780.79
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Why These Related Problems?
These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.