Finding the Fourth Proportional to 3,826,440,075.20, 5,739,660,112.80 and 2,901,307,582.40
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Solution
The fourth proportional to 3,826,440,075.20, 5,739,660,112.80 and 2,901,307,582.40 is: 4,351,961,373.60
Step by Step Solution
- Step 1: Write the proportion equation
3,826,440,075.20 : 5,739,660,112.80 = 2,901,307,582.40 : x - Step 2: Convert to fraction form
3,826,440,075.20/5,739,660,112.80 = 2,901,307,582.40/x - Step 3: Cross multiply
3,826,440,075.20x = 5,739,660,112.80 × 2,901,307,582.40 - Step 4: Simplify right side
3,826,440,075.20x = 16,652,519,405,665,480,704 - Step 5: Solve for x
x = 16,652,519,405,665,480,704/3,826,440,075.20 - Step 6: Final answer
x = 4,351,961,373.60
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1.5x scale
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.