Finding the Fourth Proportional to 331,429,398.48, 457,568,546.04 and 294,658,230.96
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Solution
The fourth proportional to 331,429,398.48, 457,568,546.04 and 294,658,230.96 is: 406,802,591.86
Step by Step Solution
- Step 1: Write the proportion equation
331,429,398.48 : 457,568,546.04 = 294,658,230.96 : x - Step 2: Convert to fraction form
331,429,398.48/457,568,546.04 = 294,658,230.96/x - Step 3: Cross multiply
331,429,398.48x = 457,568,546.04 × 294,658,230.96 - Step 4: Simplify right side
331,429,398.48x = 134,826,338,319,085,712 - Step 5: Solve for x
x = 134,826,338,319,085,712/331,429,398.48 - Step 6: Final answer
x = 406,802,591.86
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.