Finding the Fourth Proportional to 2,721,246,933.15, 4,078,075,736.03 and 2,056,715,392.05
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Solution
The fourth proportional to 2,721,246,933.15, 4,078,075,736.03 and 2,056,715,392.05 is: 3,082,205,085.49
Step by Step Solution
- Step 1: Write the proportion equation
2,721,246,933.15 : 4,078,075,736.03 = 2,056,715,392.05 : x - Step 2: Convert to fraction form
2,721,246,933.15/4,078,075,736.03 = 2,056,715,392.05/x - Step 3: Cross multiply
2,721,246,933.15x = 4,078,075,736.03 × 2,056,715,392.05 - Step 4: Simplify right side
2,721,246,933.15x = 8,387,441,136,228,250,624 - Step 5: Solve for x
x = 8,387,441,136,228,250,624/2,721,246,933.15 - Step 6: Final answer
x = 3,082,205,085.49
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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.