Finding the Fourth Proportional to 3,320,082,806.84, 4,980,997,703.36 and 1,193,143,376.52
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Solution
The fourth proportional to 3,320,082,806.84, 4,980,997,703.36 and 1,193,143,376.52 is: 1,790,028,973.37
Step by Step Solution
- Step 1: Write the proportion equation
3,320,082,806.84 : 4,980,997,703.36 = 1,193,143,376.52 : x - Step 2: Convert to fraction form
3,320,082,806.84/4,980,997,703.36 = 1,193,143,376.52/x - Step 3: Cross multiply
3,320,082,806.84x = 4,980,997,703.36 × 1,193,143,376.52 - Step 4: Simplify right side
3,320,082,806.84x = 5,943,044,418,239,170,560 - Step 5: Solve for x
x = 5,943,044,418,239,170,560/3,320,082,806.84 - Step 6: Final answer
x = 1,790,028,973.37
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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.