Finding the Fourth Proportional to 1,554,831,114.73, 2,328,544,594.35 and 992,852,224.20
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Solution
The fourth proportional to 1,554,831,114.73, 2,328,544,594.35 and 992,852,224.20 is: 1,486,914,339.28
Step by Step Solution
- Step 1: Write the proportion equation
1,554,831,114.73 : 2,328,544,594.35 = 992,852,224.20 : x - Step 2: Convert to fraction form
1,554,831,114.73/2,328,544,594.35 = 992,852,224.20/x - Step 3: Cross multiply
1,554,831,114.73x = 2,328,544,594.35 × 992,852,224.20 - Step 4: Simplify right side
1,554,831,114.73x = 2,311,900,679,649,284,096 - Step 5: Solve for x
x = 2,311,900,679,649,284,096/1,554,831,114.73 - Step 6: Final answer
x = 1,486,914,339.28
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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.