Finding the Fourth Proportional to 5,048,990,052.64, 6,967,472,617.20 and 2,821,340,546.08
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Solution
The fourth proportional to 5,048,990,052.64, 6,967,472,617.20 and 2,821,340,546.08 is: 3,893,375,267.86
Step by Step Solution
- Step 1: Write the proportion equation
5,048,990,052.64 : 6,967,472,617.20 = 2,821,340,546.08 : x - Step 2: Convert to fraction form
5,048,990,052.64/6,967,472,617.20 = 2,821,340,546.08/x - Step 3: Cross multiply
5,048,990,052.64x = 6,967,472,617.20 × 2,821,340,546.08 - Step 4: Simplify right side
5,048,990,052.64x = 19,657,612,998,608,494,592 - Step 5: Solve for x
x = 19,657,612,998,608,494,592/5,048,990,052.64 - Step 6: Final answer
x = 3,893,375,267.86
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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.