Finding the Third Proportional to 74,112,388 and 160,982,916
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Solution
The third proportional to 74,112,388 and 160,982,916 is: 349,678,372.85
Step by Step Solution
- Step 1: Write the proportion equation
74,112,388 : 160,982,916 = 160,982,916 : x - Step 2: Convert to fraction form
74,112,388/160,982,916 = 160,982,916/x - Step 3: Cross multiply
74,112,388x = 160,982,916 × 160,982,916 - Step 4: Simplify right side
74,112,388x = 25,915,499,243,863,056 - Step 5: Solve for x
x = 25,915,499,243,863,056/74,112,388 - Step 6: Final answer
x = 349,678,372.85
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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.