Finding the Third Proportional to 38,477,945 and 84,651,385
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Solution
The third proportional to 38,477,945 and 84,651,385 is: 186,232,840.20
Step by Step Solution
- Step 1: Write the proportion equation
38,477,945 : 84,651,385 = 84,651,385 : x - Step 2: Convert to fraction form
38,477,945/84,651,385 = 84,651,385/x - Step 3: Cross multiply
38,477,945x = 84,651,385 × 84,651,385 - Step 4: Simplify right side
38,477,945x = 7,165,856,982,418,225 - Step 5: Solve for x
x = 7,165,856,982,418,225/38,477,945 - Step 6: Final answer
x = 186,232,840.20
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Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.