Finding the Fourth Proportional to 50,680,898.51, 69,997,376.61 and 34,355,030.99
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Solution
The fourth proportional to 50,680,898.51, 69,997,376.61 and 34,355,030.99 is: 47,449,080.68
Step by Step Solution
- Step 1: Write the proportion equation
50,680,898.51 : 69,997,376.61 = 34,355,030.99 : x - Step 2: Convert to fraction form
50,680,898.51/69,997,376.61 = 34,355,030.99/x - Step 3: Cross multiply
50,680,898.51x = 69,997,376.61 × 34,355,030.99 - Step 4: Simplify right side
50,680,898.51x = 2,404,762,042,305,264 - Step 5: Solve for x
x = 2,404,762,042,305,264/50,680,898.51 - Step 6: Final answer
x = 47,449,080.68
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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.