Finding the Third Proportional to 75,408,840 and 115,304,616
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Solution
The third proportional to 75,408,840 and 115,304,616 is: 176,307,638.08
Step by Step Solution
- Step 1: Write the proportion equation
75,408,840 : 115,304,616 = 115,304,616 : x - Step 2: Convert to fraction form
75,408,840/115,304,616 = 115,304,616/x - Step 3: Cross multiply
75,408,840x = 115,304,616 × 115,304,616 - Step 4: Simplify right side
75,408,840x = 13,295,154,470,907,456 - Step 5: Solve for x
x = 13,295,154,470,907,456/75,408,840 - Step 6: Final answer
x = 176,307,638.08
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Why These Related Problems?
These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.