Finding the Fourth Proportional to 87,230,197.62, 120,378,146.40 and 50,057,517.96
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Solution
The fourth proportional to 87,230,197.62, 120,378,146.40 and 50,057,517.96 is: 69,079,646.61
Step by Step Solution
- Step 1: Write the proportion equation
87,230,197.62 : 120,378,146.40 = 50,057,517.96 : x - Step 2: Convert to fraction form
87,230,197.62/120,378,146.40 = 50,057,517.96/x - Step 3: Cross multiply
87,230,197.62x = 120,378,146.40 × 50,057,517.96 - Step 4: Simplify right side
87,230,197.62x = 6,025,831,225,409,510 - Step 5: Solve for x
x = 6,025,831,225,409,510/87,230,197.62 - Step 6: Final answer
x = 69,079,646.61
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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.