Finding the Fourth Proportional to 475,089,352.20, 712,634,028.30 and 467,436,601.80
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Solution
The fourth proportional to 475,089,352.20, 712,634,028.30 and 467,436,601.80 is: 701,154,902.70
Step by Step Solution
- Step 1: Write the proportion equation
475,089,352.20 : 712,634,028.30 = 467,436,601.80 : x - Step 2: Convert to fraction form
475,089,352.20/712,634,028.30 = 467,436,601.80/x - Step 3: Cross multiply
475,089,352.20x = 712,634,028.30 × 467,436,601.80 - Step 4: Simplify right side
475,089,352.20x = 333,111,228,515,596,992 - Step 5: Solve for x
x = 333,111,228,515,596,992/475,089,352.20 - Step 6: Final answer
x = 701,154,902.70
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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.