Finding the Fourth Proportional to 190,436,731.11, 259,286,879.34 and 189,832,069.35
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Solution
The fourth proportional to 190,436,731.11, 259,286,879.34 and 189,832,069.35 is: 258,463,609.27
Step by Step Solution
- Step 1: Write the proportion equation
190,436,731.11 : 259,286,879.34 = 189,832,069.35 : x - Step 2: Convert to fraction form
190,436,731.11/259,286,879.34 = 189,832,069.35/x - Step 3: Cross multiply
190,436,731.11x = 259,286,879.34 × 189,832,069.35 - Step 4: Simplify right side
190,436,731.11x = 49,220,964,860,415,960 - Step 5: Solve for x
x = 49,220,964,860,415,960/190,436,731.11 - Step 6: Final answer
x = 258,463,609.27
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These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.