Finding the Fourth Proportional to 5,286,959,505.60, 7,296,539,261.98 and 3,029,198,510.96
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Solution
The fourth proportional to 5,286,959,505.60, 7,296,539,261.98 and 3,029,198,510.96 is: 4,180,600,559.57
Step by Step Solution
- Step 1: Write the proportion equation
5,286,959,505.60 : 7,296,539,261.98 = 3,029,198,510.96 : x - Step 2: Convert to fraction form
5,286,959,505.60/7,296,539,261.98 = 3,029,198,510.96/x - Step 3: Cross multiply
5,286,959,505.60x = 7,296,539,261.98 × 3,029,198,510.96 - Step 4: Simplify right side
5,286,959,505.60x = 22,102,665,867,550,990,336 - Step 5: Solve for x
x = 22,102,665,867,550,990,336/5,286,959,505.60 - Step 6: Final answer
x = 4,180,600,559.57
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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.