Finding the Third Proportional to 121,481,979 and 195,625,998
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Solution
The third proportional to 121,481,979 and 195,625,998 is: 315,022,288.97
Step by Step Solution
- Step 1: Write the proportion equation
121,481,979 : 195,625,998 = 195,625,998 : x - Step 2: Convert to fraction form
121,481,979/195,625,998 = 195,625,998/x - Step 3: Cross multiply
121,481,979x = 195,625,998 × 195,625,998 - Step 4: Simplify right side
121,481,979x = 38,269,531,093,496,000 - Step 5: Solve for x
x = 38,269,531,093,496,000/121,481,979 - Step 6: Final answer
x = 315,022,288.97
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These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.