Finding the Fourth Proportional to 3,563,682,081.38, 4,915,644,306.19 and 2,114,231,745.99
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Solution
The fourth proportional to 3,563,682,081.38, 4,915,644,306.19 and 2,114,231,745.99 is: 2,916,312,680.77
Step by Step Solution
- Step 1: Write the proportion equation
3,563,682,081.38 : 4,915,644,306.19 = 2,114,231,745.99 : x - Step 2: Convert to fraction form
3,563,682,081.38/4,915,644,306.19 = 2,114,231,745.99/x - Step 3: Cross multiply
3,563,682,081.38x = 4,915,644,306.19 × 2,114,231,745.99 - Step 4: Simplify right side
3,563,682,081.38x = 10,392,811,244,167,118,848 - Step 5: Solve for x
x = 10,392,811,244,167,118,848/3,563,682,081.38 - Step 6: Final answer
x = 2,916,312,680.77
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1.5x scale
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.