Finding the Fourth Proportional to 659,465,418,074.92, 989,255,108,939.94 and 181,934,716,201.09
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Solution
The fourth proportional to 659,465,418,074.92, 989,255,108,939.94 and 181,934,716,201.09 is: 272,917,794,568.90
Step by Step Solution
- Step 1: Write the proportion equation
659,465,418,074.92 : 989,255,108,939.94 = 181,934,716,201.09 : x - Step 2: Convert to fraction form
659,465,418,074.92/989,255,108,939.94 = 181,934,716,201.09/x - Step 3: Cross multiply
659,465,418,074.92x = 989,255,108,939.94 × 181,934,716,201.09 - Step 4: Simplify right side
659,465,418,074.92x = 179,979,847,495,466,352,640,000 - Step 5: Solve for x
x = 179,979,847,495,466,352,640,000/659,465,418,074.92 - Step 6: Final answer
x = 272,917,794,568.90
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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.