Finding the Fourth Proportional to 5,383,369,907.40, 8,083,368,960.30 and 2,934,489,779.40
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Solution
The fourth proportional to 5,383,369,907.40, 8,083,368,960.30 and 2,934,489,779.40 is: 4,406,266,707.50
Step by Step Solution
- Step 1: Write the proportion equation
5,383,369,907.40 : 8,083,368,960.30 = 2,934,489,779.40 : x - Step 2: Convert to fraction form
5,383,369,907.40/8,083,368,960.30 = 2,934,489,779.40/x - Step 3: Cross multiply
5,383,369,907.40x = 8,083,368,960.30 × 2,934,489,779.40 - Step 4: Simplify right side
5,383,369,907.40x = 23,720,563,597,119,557,632 - Step 5: Solve for x
x = 23,720,563,597,119,557,632/5,383,369,907.40 - Step 6: Final answer
x = 4,406,266,707.50
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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.