Finding the Fourth Proportional to 7,486,197,234.87, 11,211,469,699.48 and 4,331,763,994.81
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Solution
The fourth proportional to 7,486,197,234.87, 11,211,469,699.48 and 4,331,763,994.81 is: 6,487,331,184.23
Step by Step Solution
- Step 1: Write the proportion equation
7,486,197,234.87 : 11,211,469,699.48 = 4,331,763,994.81 : x - Step 2: Convert to fraction form
7,486,197,234.87/11,211,469,699.48 = 4,331,763,994.81/x - Step 3: Cross multiply
7,486,197,234.87x = 11,211,469,699.48 × 4,331,763,994.81 - Step 4: Simplify right side
7,486,197,234.87x = 48,565,440,773,089,099,776 - Step 5: Solve for x
x = 48,565,440,773,089,099,776/7,486,197,234.87 - Step 6: Final answer
x = 6,487,331,184.23
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.