Finding the Fourth Proportional to 208,038,520.10, 311,460,583.35 and 202,066,552.10
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Solution
The fourth proportional to 208,038,520.10, 311,460,583.35 and 202,066,552.10 is: 302,519,774.52
Step by Step Solution
- Step 1: Write the proportion equation
208,038,520.10 : 311,460,583.35 = 202,066,552.10 : x - Step 2: Convert to fraction form
208,038,520.10/311,460,583.35 = 202,066,552.10/x - Step 3: Cross multiply
208,038,520.10x = 311,460,583.35 × 202,066,552.10 - Step 4: Simplify right side
208,038,520.10x = 62,935,766,192,589,168 - Step 5: Solve for x
x = 62,935,766,192,589,168/208,038,520.10 - Step 6: Final answer
x = 302,519,774.52
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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.