Finding the Fourth Proportional to 352,955,833.29, 529,239,355.34 and 145,647,121.14
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Solution
The fourth proportional to 352,955,833.29, 529,239,355.34 and 145,647,121.14 is: 218,390,464.84
Step by Step Solution
- Step 1: Write the proportion equation
352,955,833.29 : 529,239,355.34 = 145,647,121.14 : x - Step 2: Convert to fraction form
352,955,833.29/529,239,355.34 = 145,647,121.14/x - Step 3: Cross multiply
352,955,833.29x = 529,239,355.34 × 145,647,121.14 - Step 4: Simplify right side
352,955,833.29x = 77,082,188,498,532,240 - Step 5: Solve for x
x = 77,082,188,498,532,240/352,955,833.29 - Step 6: Final answer
x = 218,390,464.84
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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.