Finding the Fourth Proportional to 176,135,998.80, 264,203,998.20 and 174,435,387.60
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Solution
The fourth proportional to 176,135,998.80, 264,203,998.20 and 174,435,387.60 is: 261,653,081.40
Step by Step Solution
- Step 1: Write the proportion equation
176,135,998.80 : 264,203,998.20 = 174,435,387.60 : x - Step 2: Convert to fraction form
176,135,998.80/264,203,998.20 = 174,435,387.60/x - Step 3: Cross multiply
176,135,998.80x = 264,203,998.20 × 174,435,387.60 - Step 4: Simplify right side
176,135,998.80x = 46,086,526,831,486,696 - Step 5: Solve for x
x = 46,086,526,831,486,696/176,135,998.80 - Step 6: Final answer
x = 261,653,081.40
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1.5x scale
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.