Finding the Fourth Proportional to 837,403,517.25, 1,256,292,608.83 and 255,183,329.70
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Solution
The fourth proportional to 837,403,517.25, 1,256,292,608.83 and 255,183,329.70 is: 382,832,080.83
Step by Step Solution
- Step 1: Write the proportion equation
837,403,517.25 : 1,256,292,608.83 = 255,183,329.70 : x - Step 2: Convert to fraction form
837,403,517.25/1,256,292,608.83 = 255,183,329.70/x - Step 3: Cross multiply
837,403,517.25x = 1,256,292,608.83 × 255,183,329.70 - Step 4: Simplify right side
837,403,517.25x = 320,584,931,002,703,040 - Step 5: Solve for x
x = 320,584,931,002,703,040/837,403,517.25 - Step 6: Final answer
x = 382,832,080.83
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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.