Finding the Fourth Proportional to 87,264,619.92, 120,425,540.16 and 48,105,537.48
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Solution
The fourth proportional to 87,264,619.92, 120,425,540.16 and 48,105,537.48 is: 66,385,842.75
Step by Step Solution
- Step 1: Write the proportion equation
87,264,619.92 : 120,425,540.16 = 48,105,537.48 : x - Step 2: Convert to fraction form
87,264,619.92/120,425,540.16 = 48,105,537.48/x - Step 3: Cross multiply
87,264,619.92x = 120,425,540.16 × 48,105,537.48 - Step 4: Simplify right side
87,264,619.92x = 5,793,135,335,716,125 - Step 5: Solve for x
x = 5,793,135,335,716,125/87,264,619.92 - Step 6: Final answer
x = 66,385,842.75
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.