Finding the Fourth Proportional to 4,084,281,770.67, 6,128,204,638.42 and 1,430,242,738.09
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Solution
The fourth proportional to 4,084,281,770.67, 6,128,204,638.42 and 1,430,242,738.09 is: 2,145,988,125.64
Step by Step Solution
- Step 1: Write the proportion equation
4,084,281,770.67 : 6,128,204,638.42 = 1,430,242,738.09 : x - Step 2: Convert to fraction form
4,084,281,770.67/6,128,204,638.42 = 1,430,242,738.09/x - Step 3: Cross multiply
4,084,281,770.67x = 6,128,204,638.42 × 1,430,242,738.09 - Step 4: Simplify right side
4,084,281,770.67x = 8,764,820,181,629,659,136 - Step 5: Solve for x
x = 8,764,820,181,629,659,136/4,084,281,770.67 - Step 6: Final answer
x = 2,145,988,125.64
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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.