Finding the Fourth Proportional to 7,608,168,766.01, 11,412,611,871.69 and 6,277,729,138.62
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Solution
The fourth proportional to 7,608,168,766.01, 11,412,611,871.69 and 6,277,729,138.62 is: 9,416,889,700.81
Step by Step Solution
- Step 1: Write the proportion equation
7,608,168,766.01 : 11,412,611,871.69 = 6,277,729,138.62 : x - Step 2: Convert to fraction form
7,608,168,766.01/11,412,611,871.69 = 6,277,729,138.62/x - Step 3: Cross multiply
7,608,168,766.01x = 11,412,611,871.69 × 6,277,729,138.62 - Step 4: Simplify right side
7,608,168,766.01x = 71,645,286,094,668,849,152 - Step 5: Solve for x
x = 71,645,286,094,668,849,152/7,608,168,766.01 - Step 6: Final answer
x = 9,416,889,700.81
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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.