Finding the Fourth Proportional to 365,242,206.20, 504,020,736.16 and 197,974,876.12
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Solution
The fourth proportional to 365,242,206.20, 504,020,736.16 and 197,974,876.12 is: 273,198,006.99
Step by Step Solution
- Step 1: Write the proportion equation
365,242,206.20 : 504,020,736.16 = 197,974,876.12 : x - Step 2: Convert to fraction form
365,242,206.20/504,020,736.16 = 197,974,876.12/x - Step 3: Cross multiply
365,242,206.20x = 504,020,736.16 × 197,974,876.12 - Step 4: Simplify right side
365,242,206.20x = 99,783,442,801,432,224 - Step 5: Solve for x
x = 99,783,442,801,432,224/365,242,206.20 - Step 6: Final answer
x = 273,198,006.99
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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.