Finding the Fourth Proportional to 837,397,326.27, 1,256,283,330.65 and 255,177,138.75
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Solution
The fourth proportional to 837,397,326.27, 1,256,283,330.65 and 255,177,138.75 is: 382,822,795.96
Step by Step Solution
- Step 1: Write the proportion equation
837,397,326.27 : 1,256,283,330.65 = 255,177,138.75 : x - Step 2: Convert to fraction form
837,397,326.27/1,256,283,330.65 = 255,177,138.75/x - Step 3: Cross multiply
837,397,326.27x = 1,256,283,330.65 × 255,177,138.75 - Step 4: Simplify right side
837,397,326.27x = 320,574,785,773,311,296 - Step 5: Solve for x
x = 320,574,785,773,311,296/837,397,326.27 - Step 6: Final answer
x = 382,822,795.96
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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.