Finding the Fourth Proportional to 694,920,248.87, 1,042,379,536.77 and 177,350,744.70
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Solution
The fourth proportional to 694,920,248.87, 1,042,379,536.77 and 177,350,744.70 is: 266,025,903.56
Step by Step Solution
- Step 1: Write the proportion equation
694,920,248.87 : 1,042,379,536.77 = 177,350,744.70 : x - Step 2: Convert to fraction form
694,920,248.87/1,042,379,536.77 = 177,350,744.70/x - Step 3: Cross multiply
694,920,248.87x = 1,042,379,536.77 × 177,350,744.70 - Step 4: Simplify right side
694,920,248.87x = 184,866,787,106,200,512 - Step 5: Solve for x
x = 184,866,787,106,200,512/694,920,248.87 - Step 6: Final answer
x = 266,025,903.56
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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.