Finding the Fourth Proportional to 87,264,623.41, 120,425,544.93 and 48,105,540.97
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Solution
The fourth proportional to 87,264,623.41, 120,425,544.93 and 48,105,540.97 is: 66,385,847.54
Step by Step Solution
- Step 1: Write the proportion equation
87,264,623.41 : 120,425,544.93 = 48,105,540.97 : x - Step 2: Convert to fraction form
87,264,623.41/120,425,544.93 = 48,105,540.97/x - Step 3: Cross multiply
87,264,623.41x = 120,425,544.93 × 48,105,540.97 - Step 4: Simplify right side
87,264,623.41x = 5,793,135,985,464,691 - Step 5: Solve for x
x = 5,793,135,985,464,691/87,264,623.41 - Step 6: Final answer
x = 66,385,847.54
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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.