Finding the Fourth Proportional to 5,383,369,814.40, 8,083,368,820.80 and 2,934,489,686.40
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Solution
The fourth proportional to 5,383,369,814.40, 8,083,368,820.80 and 2,934,489,686.40 is: 4,406,266,567.93
Step by Step Solution
- Step 1: Write the proportion equation
5,383,369,814.40 : 8,083,368,820.80 = 2,934,489,686.40 : x - Step 2: Convert to fraction form
5,383,369,814.40/8,083,368,820.80 = 2,934,489,686.40/x - Step 3: Cross multiply
5,383,369,814.40x = 8,083,368,820.80 × 2,934,489,686.40 - Step 4: Simplify right side
5,383,369,814.40x = 23,720,562,436,004,929,536 - Step 5: Solve for x
x = 23,720,562,436,004,929,536/5,383,369,814.40 - Step 6: Final answer
x = 4,406,266,567.93
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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.