Finding the Fourth Proportional to 738,414,741.97, 1,019,326,106.69 and 460,093,775.86
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Solution
The fourth proportional to 738,414,741.97, 1,019,326,106.69 and 460,093,775.86 is: 635,124,910.98
Step by Step Solution
- Step 1: Write the proportion equation
738,414,741.97 : 1,019,326,106.69 = 460,093,775.86 : x - Step 2: Convert to fraction form
738,414,741.97/1,019,326,106.69 = 460,093,775.86/x - Step 3: Cross multiply
738,414,741.97x = 1,019,326,106.69 × 460,093,775.86 - Step 4: Simplify right side
738,414,741.97x = 468,985,597,259,675,328 - Step 5: Solve for x
x = 468,985,597,259,675,328/738,414,741.97 - Step 6: Final answer
x = 635,124,910.98
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1.5x scale
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.