Finding the Fourth Proportional to 2,936,612,136.97, 4,052,622,637.46 and 1,649,350,852.44
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Solution
The fourth proportional to 2,936,612,136.97, 4,052,622,637.46 and 1,649,350,852.44 is: 2,276,159,155.50
Step by Step Solution
- Step 1: Write the proportion equation
2,936,612,136.97 : 4,052,622,637.46 = 1,649,350,852.44 : x - Step 2: Convert to fraction form
2,936,612,136.97/4,052,622,637.46 = 1,649,350,852.44/x - Step 3: Cross multiply
2,936,612,136.97x = 4,052,622,637.46 × 1,649,350,852.44 - Step 4: Simplify right side
2,936,612,136.97x = 6,684,196,601,704,045,568 - Step 5: Solve for x
x = 6,684,196,601,704,045,568/2,936,612,136.97 - Step 6: Final answer
x = 2,276,159,155.50
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1.5x scale
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.