Finding the Fourth Proportional to 262,694,542.24, 362,520,107.76 and 143,617,391.02
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Solution
The fourth proportional to 262,694,542.24, 362,520,107.76 and 143,617,391.02 is: 198,192,895.92
Step by Step Solution
- Step 1: Write the proportion equation
262,694,542.24 : 362,520,107.76 = 143,617,391.02 : x - Step 2: Convert to fraction form
262,694,542.24/362,520,107.76 = 143,617,391.02/x - Step 3: Cross multiply
262,694,542.24x = 362,520,107.76 × 143,617,391.02 - Step 4: Simplify right side
262,694,542.24x = 52,064,192,068,780,456 - Step 5: Solve for x
x = 52,064,192,068,780,456/262,694,542.24 - Step 6: Final answer
x = 198,192,895.92
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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.