Finding the Fourth Proportional to 1,771,472,558.40, 2,657,208,837.60 and 1,761,268,891.20
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Solution
The fourth proportional to 1,771,472,558.40, 2,657,208,837.60 and 1,761,268,891.20 is: 2,641,903,336.80
Step by Step Solution
- Step 1: Write the proportion equation
1,771,472,558.40 : 2,657,208,837.60 = 1,761,268,891.20 : x - Step 2: Convert to fraction form
1,771,472,558.40/2,657,208,837.60 = 1,761,268,891.20/x - Step 3: Cross multiply
1,771,472,558.40x = 2,657,208,837.60 × 1,761,268,891.20 - Step 4: Simplify right side
1,771,472,558.40x = 4,680,059,263,086,593,024 - Step 5: Solve for x
x = 4,680,059,263,086,593,024/1,771,472,558.40 - Step 6: Final answer
x = 2,641,903,336.80
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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.