Finding the Fourth Proportional to 194,235,087.80, 291,352,631.70 and 194,235,087.80
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Solution
The fourth proportional to 194,235,087.80, 291,352,631.70 and 194,235,087.80 is: 291,352,631.70
Step by Step Solution
- Step 1: Write the proportion equation
194,235,087.80 : 291,352,631.70 = 194,235,087.80 : x - Step 2: Convert to fraction form
194,235,087.80/291,352,631.70 = 194,235,087.80/x - Step 3: Cross multiply
194,235,087.80x = 291,352,631.70 × 194,235,087.80 - Step 4: Simplify right side
194,235,087.80x = 56,590,903,999,010,568 - Step 5: Solve for x
x = 56,590,903,999,010,568/194,235,087.80 - Step 6: Final answer
x = 291,352,631.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.