Finding the Fourth Proportional to 2,845,656,184.96, 4,268,699,554.38 and 880,708,002.76
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Solution
The fourth proportional to 2,845,656,184.96, 4,268,699,554.38 and 880,708,002.76 is: 1,321,128,630.64
Step by Step Solution
- Step 1: Write the proportion equation
2,845,656,184.96 : 4,268,699,554.38 = 880,708,002.76 : x - Step 2: Convert to fraction form
2,845,656,184.96/4,268,699,554.38 = 880,708,002.76/x - Step 3: Cross multiply
2,845,656,184.96x = 4,268,699,554.38 × 880,708,002.76 - Step 4: Simplify right side
2,845,656,184.96x = 3,759,477,858,906,581,504 - Step 5: Solve for x
x = 3,759,477,858,906,581,504/2,845,656,184.96 - Step 6: Final answer
x = 1,321,128,630.64
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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.