Finding the Fourth Proportional to 115,820,115.21, 173,730,033.09 and 29,558,531.19
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Solution
The fourth proportional to 115,820,115.21, 173,730,033.09 and 29,558,531.19 is: 44,337,761.13
Step by Step Solution
- Step 1: Write the proportion equation
115,820,115.21 : 173,730,033.09 = 29,558,531.19 : x - Step 2: Convert to fraction form
115,820,115.21/173,730,033.09 = 29,558,531.19/x - Step 3: Cross multiply
115,820,115.21x = 173,730,033.09 × 29,558,531.19 - Step 4: Simplify right side
115,820,115.21x = 5,135,204,601,730,497 - Step 5: Solve for x
x = 5,135,204,601,730,497/115,820,115.21 - Step 6: Final answer
x = 44,337,761.13
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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.