Finding the Fourth Proportional to 8,226,595,235.12, 12,336,002,812.92 and 3,186,812,094.80
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Solution
The fourth proportional to 8,226,595,235.12, 12,336,002,812.92 and 3,186,812,094.80 is: 4,778,711,221.61
Step by Step Solution
- Step 1: Write the proportion equation
8,226,595,235.12 : 12,336,002,812.92 = 3,186,812,094.80 : x - Step 2: Convert to fraction form
8,226,595,235.12/12,336,002,812.92 = 3,186,812,094.80/x - Step 3: Cross multiply
8,226,595,235.12x = 12,336,002,812.92 × 3,186,812,094.80 - Step 4: Simplify right side
8,226,595,235.12x = 39,312,522,965,700,280,320 - Step 5: Solve for x
x = 39,312,522,965,700,280,320/8,226,595,235.12 - Step 6: Final answer
x = 4,778,711,221.61
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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.