Finding the Fourth Proportional to 358,565,098.94, 538,004,091.35 and 125,563,043.97
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Solution
The fourth proportional to 358,565,098.94, 538,004,091.35 and 125,563,043.97 is: 188,399,349.45
Step by Step Solution
- Step 1: Write the proportion equation
358,565,098.94 : 538,004,091.35 = 125,563,043.97 : x - Step 2: Convert to fraction form
358,565,098.94/538,004,091.35 = 125,563,043.97/x - Step 3: Cross multiply
358,565,098.94x = 538,004,091.35 × 125,563,043.97 - Step 4: Simplify right side
358,565,098.94x = 67,553,431,375,529,928 - Step 5: Solve for x
x = 67,553,431,375,529,928/358,565,098.94 - Step 6: Final answer
x = 188,399,349.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.