Finding the Third Proportional to 79,219,933.50 and 170,153,721
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Solution
The third proportional to 79,219,933.50 and 170,153,721 is: 365,467,218.80
Step by Step Solution
- Step 1: Write the proportion equation
79,219,933.50 : 170,153,721 = 170,153,721 : x - Step 2: Convert to fraction form
79,219,933.50/170,153,721 = 170,153,721/x - Step 3: Cross multiply
79,219,933.50x = 170,153,721 × 170,153,721 - Step 4: Simplify right side
79,219,933.50x = 28,952,288,770,145,840 - Step 5: Solve for x
x = 28,952,288,770,145,840/79,219,933.50 - Step 6: Final answer
x = 365,467,218.80
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.