Finding the Fourth Proportional to 358,354,326.80, 494,264,937.39 and 270,252,037.82
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Solution
The fourth proportional to 358,354,326.80, 494,264,937.39 and 270,252,037.82 is: 372,748,691.90
Step by Step Solution
- Step 1: Write the proportion equation
358,354,326.80 : 494,264,937.39 = 270,252,037.82 : x - Step 2: Convert to fraction form
358,354,326.80/494,264,937.39 = 270,252,037.82/x - Step 3: Cross multiply
358,354,326.80x = 494,264,937.39 × 270,252,037.82 - Step 4: Simplify right side
358,354,326.80x = 133,576,106,552,622,208 - Step 5: Solve for x
x = 133,576,106,552,622,208/358,354,326.80 - Step 6: Final answer
x = 372,748,691.90
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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.