Finding the Fourth Proportional to 481,550,846.90, 722,326,270.35 and 118,045,202.90
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Solution
The fourth proportional to 481,550,846.90, 722,326,270.35 and 118,045,202.90 is: 177,067,804.35
Step by Step Solution
- Step 1: Write the proportion equation
481,550,846.90 : 722,326,270.35 = 118,045,202.90 : x - Step 2: Convert to fraction form
481,550,846.90/722,326,270.35 = 118,045,202.90/x - Step 3: Cross multiply
481,550,846.90x = 722,326,270.35 × 118,045,202.90 - Step 4: Simplify right side
481,550,846.90x = 85,267,151,143,466,016 - Step 5: Solve for x
x = 85,267,151,143,466,016/481,550,846.90 - Step 6: Final answer
x = 177,067,804.35
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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.