Finding the Fourth Proportional to 371,101,725.12, 512,106,350.52 and 206,099,923.44
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Solution
The fourth proportional to 371,101,725.12, 512,106,350.52 and 206,099,923.44 is: 284,410,102.38
Step by Step Solution
- Step 1: Write the proportion equation
371,101,725.12 : 512,106,350.52 = 206,099,923.44 : x - Step 2: Convert to fraction form
371,101,725.12/512,106,350.52 = 206,099,923.44/x - Step 3: Cross multiply
371,101,725.12x = 512,106,350.52 × 206,099,923.44 - Step 4: Simplify right side
371,101,725.12x = 105,545,079,635,309,792 - Step 5: Solve for x
x = 105,545,079,635,309,792/371,101,725.12 - Step 6: Final answer
x = 284,410,102.38
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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.