Finding the Fourth Proportional to 224,202,356.20, 336,303,534.30 and 209,853,449.20
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Solution
The fourth proportional to 224,202,356.20, 336,303,534.30 and 209,853,449.20 is: 314,780,173.80
Step by Step Solution
- Step 1: Write the proportion equation
224,202,356.20 : 336,303,534.30 = 209,853,449.20 : x - Step 2: Convert to fraction form
224,202,356.20/336,303,534.30 = 209,853,449.20/x - Step 3: Cross multiply
224,202,356.20x = 336,303,534.30 × 209,853,449.20 - Step 4: Simplify right side
224,202,356.20x = 70,574,456,651,005,504 - Step 5: Solve for x
x = 70,574,456,651,005,504/224,202,356.20 - Step 6: Final answer
x = 314,780,173.80
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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.