Finding the Fourth Proportional to 624,529,589.40, 936,122,537.70 and 236,202,370.20
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Solution
The fourth proportional to 624,529,589.40, 936,122,537.70 and 236,202,370.20 is: 354,049,457.31
Step by Step Solution
- Step 1: Write the proportion equation
624,529,589.40 : 936,122,537.70 = 236,202,370.20 : x - Step 2: Convert to fraction form
624,529,589.40/936,122,537.70 = 236,202,370.20/x - Step 3: Cross multiply
624,529,589.40x = 936,122,537.70 × 236,202,370.20 - Step 4: Simplify right side
624,529,589.40x = 221,114,362,202,378,848 - Step 5: Solve for x
x = 221,114,362,202,378,848/624,529,589.40 - Step 6: Final answer
x = 354,049,457.31
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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.