Finding the Third Proportional to 79,103,103.75 and 173,522,643.75
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Solution
The third proportional to 79,103,103.75 and 173,522,643.75 is: 380,643,823.90
Step by Step Solution
- Step 1: Write the proportion equation
79,103,103.75 : 173,522,643.75 = 173,522,643.75 : x - Step 2: Convert to fraction form
79,103,103.75/173,522,643.75 = 173,522,643.75/x - Step 3: Cross multiply
79,103,103.75x = 173,522,643.75 × 173,522,643.75 - Step 4: Simplify right side
79,103,103.75x = 30,110,107,893,989,416 - Step 5: Solve for x
x = 30,110,107,893,989,416/79,103,103.75 - Step 6: Final answer
x = 380,643,823.90
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.