Finding the Third Proportional to 79,354,135.69 and 122,569,458.19
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Solution
The third proportional to 79,354,135.69 and 122,569,458.19 is: 189,319,333.52
Step by Step Solution
- Step 1: Write the proportion equation
79,354,135.69 : 122,569,458.19 = 122,569,458.19 : x - Step 2: Convert to fraction form
79,354,135.69/122,569,458.19 = 122,569,458.19/x - Step 3: Cross multiply
79,354,135.69x = 122,569,458.19 × 122,569,458.19 - Step 4: Simplify right side
79,354,135.69x = 15,023,272,080,377,310 - Step 5: Solve for x
x = 15,023,272,080,377,310/79,354,135.69 - Step 6: Final answer
x = 189,319,333.52
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Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.