Finding the Fourth Proportional to 2,075,482,302.72, 2,864,229,822.84 and 1,135,724,553.60
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Solution
The fourth proportional to 2,075,482,302.72, 2,864,229,822.84 and 1,135,724,553.60 is: 1,567,335,039.52
Step by Step Solution
- Step 1: Write the proportion equation
2,075,482,302.72 : 2,864,229,822.84 = 1,135,724,553.60 : x - Step 2: Convert to fraction form
2,075,482,302.72/2,864,229,822.84 = 1,135,724,553.60/x - Step 3: Cross multiply
2,075,482,302.72x = 2,864,229,822.84 × 1,135,724,553.60 - Step 4: Simplify right side
2,075,482,302.72x = 3,252,976,136,952,765,952 - Step 5: Solve for x
x = 3,252,976,136,952,765,952/2,075,482,302.72 - Step 6: Final answer
x = 1,567,335,039.52
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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.