Finding the Third Proportional to 213,613,776 and 438,551,776
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Solution
The third proportional to 213,613,776 and 438,551,776 is: 900,352,326.68
Step by Step Solution
- Step 1: Write the proportion equation
213,613,776 : 438,551,776 = 438,551,776 : x - Step 2: Convert to fraction form
213,613,776/438,551,776 = 438,551,776/x - Step 3: Cross multiply
213,613,776x = 438,551,776 × 438,551,776 - Step 4: Simplify right side
213,613,776x = 192,327,660,232,754,176 - Step 5: Solve for x
x = 192,327,660,232,754,176/213,613,776 - Step 6: Final answer
x = 900,352,326.68
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Why These Related Problems?
These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.