Finding the Fourth Proportional to 336,470,438.60, 504,705,657.90 and 183,415,430.60
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Solution
The fourth proportional to 336,470,438.60, 504,705,657.90 and 183,415,430.60 is: 275,123,145.90
Step by Step Solution
- Step 1: Write the proportion equation
336,470,438.60 : 504,705,657.90 = 183,415,430.60 : x - Step 2: Convert to fraction form
336,470,438.60/504,705,657.90 = 183,415,430.60/x - Step 3: Cross multiply
336,470,438.60x = 504,705,657.90 × 183,415,430.60 - Step 4: Simplify right side
336,470,438.60x = 92,570,805,569,984,784 - Step 5: Solve for x
x = 92,570,805,569,984,784/336,470,438.60 - Step 6: Final answer
x = 275,123,145.90
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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.