Finding the Fourth Proportional to 863,586,113.48, 1,295,382,965.24 and 273,379,252.54
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Solution
The fourth proportional to 863,586,113.48, 1,295,382,965.24 and 273,379,252.54 is: 410,070,080.17
Step by Step Solution
- Step 1: Write the proportion equation
863,586,113.48 : 1,295,382,965.24 = 273,379,252.54 : x - Step 2: Convert to fraction form
863,586,113.48/1,295,382,965.24 = 273,379,252.54/x - Step 3: Cross multiply
863,586,113.48x = 1,295,382,965.24 × 273,379,252.54 - Step 4: Simplify right side
863,586,113.48x = 354,130,826,790,360,064 - Step 5: Solve for x
x = 354,130,826,790,360,064/863,586,113.48 - Step 6: Final answer
x = 410,070,080.17
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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.