Finding the Fourth Proportional to 269,715,348.04, 372,207,180.77 and 145,956,025.17
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Solution
The fourth proportional to 269,715,348.04, 372,207,180.77 and 145,956,025.17 is: 201,419,314.99
Step by Step Solution
- Step 1: Write the proportion equation
269,715,348.04 : 372,207,180.77 = 145,956,025.17 : x - Step 2: Convert to fraction form
269,715,348.04/372,207,180.77 = 145,956,025.17/x - Step 3: Cross multiply
269,715,348.04x = 372,207,180.77 × 145,956,025.17 - Step 4: Simplify right side
269,715,348.04x = 54,325,880,644,920,856 - Step 5: Solve for x
x = 54,325,880,644,920,856/269,715,348.04 - Step 6: Final answer
x = 201,419,314.99
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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.