Finding the Third Proportional to 213,613,488 and 438,551,268
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Solution
The third proportional to 213,613,488 and 438,551,268 is: 900,351,454.70
Step by Step Solution
- Step 1: Write the proportion equation
213,613,488 : 438,551,268 = 438,551,268 : x - Step 2: Convert to fraction form
213,613,488/438,551,268 = 438,551,268/x - Step 3: Cross multiply
213,613,488x = 438,551,268 × 438,551,268 - Step 4: Simplify right side
213,613,488x = 192,327,214,664,407,808 - Step 5: Solve for x
x = 192,327,214,664,407,808/213,613,488 - Step 6: Final answer
x = 900,351,454.70
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These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.