Finding the Third Proportional to 208,195,446 and 323,412,168
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Solution
The third proportional to 208,195,446 and 323,412,168 is: 502,390,577.80
Step by Step Solution
- Step 1: Write the proportion equation
208,195,446 : 323,412,168 = 323,412,168 : x - Step 2: Convert to fraction form
208,195,446/323,412,168 = 323,412,168/x - Step 3: Cross multiply
208,195,446x = 323,412,168 × 323,412,168 - Step 4: Simplify right side
208,195,446x = 104,595,430,410,460,224 - Step 5: Solve for x
x = 104,595,430,410,460,224/208,195,446 - Step 6: Final answer
x = 502,390,577.80
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.