Finding the Third Proportional to 79,647,813 and 173,312,352
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Solution
The third proportional to 79,647,813 and 173,312,352 is: 377,124,872.92
Step by Step Solution
- Step 1: Write the proportion equation
79,647,813 : 173,312,352 = 173,312,352 : x - Step 2: Convert to fraction form
79,647,813/173,312,352 = 173,312,352/x - Step 3: Cross multiply
79,647,813x = 173,312,352 × 173,312,352 - Step 4: Simplify right side
79,647,813x = 30,037,171,355,771,904 - Step 5: Solve for x
x = 30,037,171,355,771,904/79,647,813 - Step 6: Final answer
x = 377,124,872.92
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.