Finding the Fourth Proportional to 828,457,815.26, 1,242,656,455.25 and 246,176,927.26
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Solution
The fourth proportional to 828,457,815.26, 1,242,656,455.25 and 246,176,927.26 is: 369,256,396.83
Step by Step Solution
- Step 1: Write the proportion equation
828,457,815.26 : 1,242,656,455.25 = 246,176,927.26 : x - Step 2: Convert to fraction form
828,457,815.26/1,242,656,455.25 = 246,176,927.26/x - Step 3: Cross multiply
828,457,815.26x = 1,242,656,455.25 × 246,176,927.26 - Step 4: Simplify right side
828,457,815.26x = 305,913,347,790,757,504 - Step 5: Solve for x
x = 305,913,347,790,757,504/828,457,815.26 - Step 6: Final answer
x = 369,256,396.83
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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.