Finding the Fourth Proportional to 262,252,418.35, 361,898,849.68 and 144,775,226.09
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Solution
The fourth proportional to 262,252,418.35, 361,898,849.68 and 144,775,226.09 is: 199,784,574.39
Step by Step Solution
- Step 1: Write the proportion equation
262,252,418.35 : 361,898,849.68 = 144,775,226.09 : x - Step 2: Convert to fraction form
262,252,418.35/361,898,849.68 = 144,775,226.09/x - Step 3: Cross multiply
262,252,418.35x = 361,898,849.68 × 144,775,226.09 - Step 4: Simplify right side
262,252,418.35x = 52,393,987,781,961,496 - Step 5: Solve for x
x = 52,393,987,781,961,496/262,252,418.35 - Step 6: Final answer
x = 199,784,574.39
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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.