Finding the Fourth Proportional to 4,089,309,723.28, 6,121,383,764.32 and 2,668,146,745.44
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Solution
The fourth proportional to 4,089,309,723.28, 6,121,383,764.32 and 2,668,146,745.44 is: 3,994,011,526.05
Step by Step Solution
- Step 1: Write the proportion equation
4,089,309,723.28 : 6,121,383,764.32 = 2,668,146,745.44 : x - Step 2: Convert to fraction form
4,089,309,723.28/6,121,383,764.32 = 2,668,146,745.44/x - Step 3: Cross multiply
4,089,309,723.28x = 6,121,383,764.32 × 2,668,146,745.44 - Step 4: Simplify right side
4,089,309,723.28x = 16,332,750,168,359,663,616 - Step 5: Solve for x
x = 16,332,750,168,359,663,616/4,089,309,723.28 - Step 6: Final answer
x = 3,994,011,526.05
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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.