Finding the Fourth Proportional to 8,176,222,183.68, 12,263,892,376.32 and 4,680,445,800.96
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Solution
The fourth proportional to 8,176,222,183.68, 12,263,892,376.32 and 4,680,445,800.96 is: 7,020,416,310.45
Step by Step Solution
- Step 1: Write the proportion equation
8,176,222,183.68 : 12,263,892,376.32 = 4,680,445,800.96 : x - Step 2: Convert to fraction form
8,176,222,183.68/12,263,892,376.32 = 4,680,445,800.96/x - Step 3: Cross multiply
8,176,222,183.68x = 12,263,892,376.32 × 4,680,445,800.96 - Step 4: Simplify right side
8,176,222,183.68x = 57,400,483,576,172,298,240 - Step 5: Solve for x
x = 57,400,483,576,172,298,240/8,176,222,183.68 - Step 6: Final answer
x = 7,020,416,310.45
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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.