Finding the Third Proportional to 317,379,087 and 490,218,162.75
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Solution
The third proportional to 317,379,087 and 490,218,162.75 is: 757,182,363.09
Step by Step Solution
- Step 1: Write the proportion equation
317,379,087 : 490,218,162.75 = 490,218,162.75 : x - Step 2: Convert to fraction form
317,379,087/490,218,162.75 = 490,218,162.75/x - Step 3: Cross multiply
317,379,087x = 490,218,162.75 × 490,218,162.75 - Step 4: Simplify right side
317,379,087x = 240,313,847,089,985,472 - Step 5: Solve for x
x = 240,313,847,089,985,472/317,379,087 - Step 6: Final answer
x = 757,182,363.09
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Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.