Finding the Fourth Proportional to 224,576,874.41, 309,474,618.53 and 171,713,478.61
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Solution
The fourth proportional to 224,576,874.41, 309,474,618.53 and 171,713,478.61 is: 236,627,049.99
Step by Step Solution
- Step 1: Write the proportion equation
224,576,874.41 : 309,474,618.53 = 171,713,478.61 : x - Step 2: Convert to fraction form
224,576,874.41/309,474,618.53 = 171,713,478.61/x - Step 3: Cross multiply
224,576,874.41x = 309,474,618.53 × 171,713,478.61 - Step 4: Simplify right side
224,576,874.41x = 53,140,963,287,656,800 - Step 5: Solve for x
x = 53,140,963,287,656,800/224,576,874.41 - Step 6: Final answer
x = 236,627,049.99
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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.