Finding the Fourth Proportional to 96,782,120.40, 145,185,622.20 and 48,284,763.60
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Solution
The fourth proportional to 96,782,120.40, 145,185,622.20 and 48,284,763.60 is: 72,433,352.54
Step by Step Solution
- Step 1: Write the proportion equation
96,782,120.40 : 145,185,622.20 = 48,284,763.60 : x - Step 2: Convert to fraction form
96,782,120.40/145,185,622.20 = 48,284,763.60/x - Step 3: Cross multiply
96,782,120.40x = 145,185,622.20 × 48,284,763.60 - Step 4: Simplify right side
96,782,120.40x = 7,010,253,446,045,912 - Step 5: Solve for x
x = 7,010,253,446,045,912/96,782,120.40 - Step 6: Final answer
x = 72,433,352.54
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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.