Finding the Third Proportional to 74,351,207 and 161,930,470
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Solution
The third proportional to 74,351,207 and 161,930,470 is: 352,670,496.85
Step by Step Solution
- Step 1: Write the proportion equation
74,351,207 : 161,930,470 = 161,930,470 : x - Step 2: Convert to fraction form
74,351,207/161,930,470 = 161,930,470/x - Step 3: Cross multiply
74,351,207x = 161,930,470 × 161,930,470 - Step 4: Simplify right side
74,351,207x = 26,221,477,114,420,900 - Step 5: Solve for x
x = 26,221,477,114,420,900/74,351,207 - Step 6: Final answer
x = 352,670,496.85
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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.