Finding the Fourth Proportional to 8,571,427,286.92, 12,857,184,269.46 and 2,675,492,285.92
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Solution
The fourth proportional to 8,571,427,286.92, 12,857,184,269.46 and 2,675,492,285.92 is: 4,013,251,956.78
Step by Step Solution
- Step 1: Write the proportion equation
8,571,427,286.92 : 12,857,184,269.46 = 2,675,492,285.92 : x - Step 2: Convert to fraction form
8,571,427,286.92/12,857,184,269.46 = 2,675,492,285.92/x - Step 3: Cross multiply
8,571,427,286.92x = 12,857,184,269.46 × 2,675,492,285.92 - Step 4: Simplify right side
8,571,427,286.92x = 34,399,297,331,592,200,192 - Step 5: Solve for x
x = 34,399,297,331,592,200,192/8,571,427,286.92 - Step 6: Final answer
x = 4,013,251,956.78
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1.5x scale
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.