Finding the Fourth Proportional to 87,279,230.14, 130,932,297.30 and 29,758,049.20
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Solution
The fourth proportional to 87,279,230.14, 130,932,297.30 and 29,758,049.20 is: 44,641,660.32
Step by Step Solution
- Step 1: Write the proportion equation
87,279,230.14 : 130,932,297.30 = 29,758,049.20 : x - Step 2: Convert to fraction form
87,279,230.14/130,932,297.30 = 29,758,049.20/x - Step 3: Cross multiply
87,279,230.14x = 130,932,297.30 × 29,758,049.20 - Step 4: Simplify right side
87,279,230.14x = 3,896,289,744,922,427 - Step 5: Solve for x
x = 3,896,289,744,922,427/87,279,230.14 - Step 6: Final answer
x = 44,641,660.32
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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.