Finding the Fourth Proportional to 4,656,348,546.80, 6,984,522,820.20 and 4,380,849,532.40
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Solution
The fourth proportional to 4,656,348,546.80, 6,984,522,820.20 and 4,380,849,532.40 is: 6,571,274,298.60
Step by Step Solution
- Step 1: Write the proportion equation
4,656,348,546.80 : 6,984,522,820.20 = 4,380,849,532.40 : x - Step 2: Convert to fraction form
4,656,348,546.80/6,984,522,820.20 = 4,380,849,532.40/x - Step 3: Cross multiply
4,656,348,546.80x = 6,984,522,820.20 × 4,380,849,532.40 - Step 4: Simplify right side
4,656,348,546.80x = 30,598,143,530,910,294,016 - Step 5: Solve for x
x = 30,598,143,530,910,294,016/4,656,348,546.80 - Step 6: Final answer
x = 6,571,274,298.60
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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.