Finding the Fourth Proportional to 87,381,883.08, 131,094,163.80 and 29,089,447.92
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Solution
The fourth proportional to 87,381,883.08, 131,094,163.80 and 29,089,447.92 is: 43,641,275.70
Step by Step Solution
- Step 1: Write the proportion equation
87,381,883.08 : 131,094,163.80 = 29,089,447.92 : x - Step 2: Convert to fraction form
87,381,883.08/131,094,163.80 = 29,089,447.92/x - Step 3: Cross multiply
87,381,883.08x = 131,094,163.80 × 29,089,447.92 - Step 4: Simplify right side
87,381,883.08x = 3,813,456,850,476,049.50 - Step 5: Solve for x
x = 3,813,456,850,476,049.50/87,381,883.08 - Step 6: Final answer
x = 43,641,275.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.