Finding the Fourth Proportional to 247,680,974.00, 341,518,928.97 and 158,254,772.63
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Solution
The fourth proportional to 247,680,974.00, 341,518,928.97 and 158,254,772.63 is: 218,212,160.50
Step by Step Solution
- Step 1: Write the proportion equation
247,680,974.00 : 341,518,928.97 = 158,254,772.63 : x - Step 2: Convert to fraction form
247,680,974.00/341,518,928.97 = 158,254,772.63/x - Step 3: Cross multiply
247,680,974.00x = 341,518,928.97 × 158,254,772.63 - Step 4: Simplify right side
247,680,974.00x = 54,047,000,451,872,744 - Step 5: Solve for x
x = 54,047,000,451,872,744/247,680,974.00 - Step 6: Final answer
x = 218,212,160.50
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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.