Finding the Third Proportional to 36,381,720 and 78,268,848
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Solution
The third proportional to 36,381,720 and 78,268,848 is: 168,381,609.42
Step by Step Solution
- Step 1: Write the proportion equation
36,381,720 : 78,268,848 = 78,268,848 : x - Step 2: Convert to fraction form
36,381,720/78,268,848 = 78,268,848/x - Step 3: Cross multiply
36,381,720x = 78,268,848 × 78,268,848 - Step 4: Simplify right side
36,381,720x = 6,126,012,567,247,104 - Step 5: Solve for x
x = 6,126,012,567,247,104/36,381,720 - Step 6: Final answer
x = 168,381,609.42
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.