Finding the Fourth Proportional to 87,880,956.36, 131,729,158.06 and 29,568,391.18
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Solution
The fourth proportional to 87,880,956.36, 131,729,158.06 and 29,568,391.18 is: 44,321,539.46
Step by Step Solution
- Step 1: Write the proportion equation
87,880,956.36 : 131,729,158.06 = 29,568,391.18 : x - Step 2: Convert to fraction form
87,880,956.36/131,729,158.06 = 29,568,391.18/x - Step 3: Cross multiply
87,880,956.36x = 131,729,158.06 × 29,568,391.18 - Step 4: Simplify right side
87,880,956.36x = 3,895,019,275,330,130 - Step 5: Solve for x
x = 3,895,019,275,330,130/87,880,956.36 - Step 6: Final answer
x = 44,321,539.46
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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.