Finding the Fourth Proportional to 224,207,357.80, 336,311,036.70 and 178,857,725.80
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Solution
The fourth proportional to 224,207,357.80, 336,311,036.70 and 178,857,725.80 is: 268,286,588.70
Step by Step Solution
- Step 1: Write the proportion equation
224,207,357.80 : 336,311,036.70 = 178,857,725.80 : x - Step 2: Convert to fraction form
224,207,357.80/336,311,036.70 = 178,857,725.80/x - Step 3: Cross multiply
224,207,357.80x = 336,311,036.70 × 178,857,725.80 - Step 4: Simplify right side
224,207,357.80x = 60,151,827,185,602,336 - Step 5: Solve for x
x = 60,151,827,185,602,336/224,207,357.80 - Step 6: Final answer
x = 268,286,588.70
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1.5x scale
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.