Finding the Fourth Proportional to 68,233,420.63, 102,245,982.58 and 40,512,750.54
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Solution
The fourth proportional to 68,233,420.63, 102,245,982.58 and 40,512,750.54 is: 60,707,289.00
Step by Step Solution
- Step 1: Write the proportion equation
68,233,420.63 : 102,245,982.58 = 40,512,750.54 : x - Step 2: Convert to fraction form
68,233,420.63/102,245,982.58 = 40,512,750.54/x - Step 3: Cross multiply
68,233,420.63x = 102,245,982.58 × 40,512,750.54 - Step 4: Simplify right side
68,233,420.63x = 4,142,265,985,647,944.50 - Step 5: Solve for x
x = 4,142,265,985,647,944.50/68,233,420.63 - Step 6: Final answer
x = 60,707,289.00
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.