Finding the Fourth Proportional to 273,001,873.10, 408,852,787.91 and 174,327,938.98
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Solution
The fourth proportional to 273,001,873.10, 408,852,787.91 and 174,327,938.98 is: 261,076,830.91
Step by Step Solution
- Step 1: Write the proportion equation
273,001,873.10 : 408,852,787.91 = 174,327,938.98 : x - Step 2: Convert to fraction form
273,001,873.10/408,852,787.91 = 174,327,938.98/x - Step 3: Cross multiply
273,001,873.10x = 408,852,787.91 × 174,327,938.98 - Step 4: Simplify right side
273,001,873.10x = 71,274,463,861,175,192 - Step 5: Solve for x
x = 71,274,463,861,175,192/273,001,873.10 - Step 6: Final answer
x = 261,076,830.91
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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.