Finding the Fourth Proportional to 586,735,318.20, 880,102,977.30 and 177,738,324.60
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Solution
The fourth proportional to 586,735,318.20, 880,102,977.30 and 177,738,324.60 is: 266,607,486.90
Step by Step Solution
- Step 1: Write the proportion equation
586,735,318.20 : 880,102,977.30 = 177,738,324.60 : x - Step 2: Convert to fraction form
586,735,318.20/880,102,977.30 = 177,738,324.60/x - Step 3: Cross multiply
586,735,318.20x = 880,102,977.30 × 177,738,324.60 - Step 4: Simplify right side
586,735,318.20x = 156,428,028,660,773,824 - Step 5: Solve for x
x = 156,428,028,660,773,824/586,735,318.20 - Step 6: Final answer
x = 266,607,486.90
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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.