Finding the Fourth Proportional to 457,452,864.68, 631,288,899.04 and 248,609,050.44
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Solution
The fourth proportional to 457,452,864.68, 631,288,899.04 and 248,609,050.44 is: 343,082,634.00
Step by Step Solution
- Step 1: Write the proportion equation
457,452,864.68 : 631,288,899.04 = 248,609,050.44 : x - Step 2: Convert to fraction form
457,452,864.68/631,288,899.04 = 248,609,050.44/x - Step 3: Cross multiply
457,452,864.68x = 631,288,899.04 × 248,609,050.44 - Step 4: Simplify right side
457,452,864.68x = 156,944,133,743,647,424 - Step 5: Solve for x
x = 156,944,133,743,647,424/457,452,864.68 - Step 6: Final answer
x = 343,082,634.00
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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.