Finding the Fourth Proportional to 82,435,204.98, 113,755,408.81 and 45,265,224.99
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Solution
The fourth proportional to 82,435,204.98, 113,755,408.81 and 45,265,224.99 is: 62,463,169.40
Step by Step Solution
- Step 1: Write the proportion equation
82,435,204.98 : 113,755,408.81 = 45,265,224.99 : x - Step 2: Convert to fraction form
82,435,204.98/113,755,408.81 = 45,265,224.99/x - Step 3: Cross multiply
82,435,204.98x = 113,755,408.81 × 45,265,224.99 - Step 4: Simplify right side
82,435,204.98x = 5,149,164,173,542,014 - Step 5: Solve for x
x = 5,149,164,173,542,014/82,435,204.98 - Step 6: Final answer
x = 62,463,169.40
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.