Finding the Fourth Proportional to 6,506,729,944.20, 8,979,476,736.44 and 3,687,244,120.44
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Solution
The fourth proportional to 6,506,729,944.20, 8,979,476,736.44 and 3,687,244,120.44 is: 5,088,504,223.32
Step by Step Solution
- Step 1: Write the proportion equation
6,506,729,944.20 : 8,979,476,736.44 = 3,687,244,120.44 : x - Step 2: Convert to fraction form
6,506,729,944.20/8,979,476,736.44 = 3,687,244,120.44/x - Step 3: Cross multiply
6,506,729,944.20x = 8,979,476,736.44 × 3,687,244,120.44 - Step 4: Simplify right side
6,506,729,944.20x = 33,109,522,801,047,711,744 - Step 5: Solve for x
x = 33,109,522,801,047,711,744/6,506,729,944.20 - Step 6: Final answer
x = 5,088,504,223.32
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.