Finding the Third Proportional to 38,491,686 and 79,711,745.63
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Solution
The third proportional to 38,491,686 and 79,711,745.63 is: 165,073,631.50
Step by Step Solution
- Step 1: Write the proportion equation
38,491,686 : 79,711,745.63 = 79,711,745.63 : x - Step 2: Convert to fraction form
38,491,686/79,711,745.63 = 79,711,745.63/x - Step 3: Cross multiply
38,491,686x = 79,711,745.63 × 79,711,745.63 - Step 4: Simplify right side
38,491,686x = 6,353,962,390,584,707 - Step 5: Solve for x
x = 6,353,962,390,584,707/38,491,686 - Step 6: Final answer
x = 165,073,631.50
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Why These Related Problems?
These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.