Finding the Fourth Proportional to 7,512,602,361.70, 11,271,084,563.10 and 3,028,382,818.60
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Solution
The fourth proportional to 7,512,602,361.70, 11,271,084,563.10 and 3,028,382,818.60 is: 4,543,453,412.61
Step by Step Solution
- Step 1: Write the proportion equation
7,512,602,361.70 : 11,271,084,563.10 = 3,028,382,818.60 : x - Step 2: Convert to fraction form
7,512,602,361.70/11,271,084,563.10 = 3,028,382,818.60/x - Step 3: Cross multiply
7,512,602,361.70x = 11,271,084,563.10 × 3,028,382,818.60 - Step 4: Simplify right side
7,512,602,361.70x = 34,133,158,837,879,726,080 - Step 5: Solve for x
x = 34,133,158,837,879,726,080/7,512,602,361.70 - Step 6: Final answer
x = 4,543,453,412.61
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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.