Finding the Fourth Proportional to 199,651,151.44, 275,471,352.12 and 115,969,567.06
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Solution
The fourth proportional to 199,651,151.44, 275,471,352.12 and 115,969,567.06 is: 160,010,564.49
Step by Step Solution
- Step 1: Write the proportion equation
199,651,151.44 : 275,471,352.12 = 115,969,567.06 : x - Step 2: Convert to fraction form
199,651,151.44/275,471,352.12 = 115,969,567.06/x - Step 3: Cross multiply
199,651,151.44x = 275,471,352.12 × 115,969,567.06 - Step 4: Simplify right side
199,651,151.44x = 31,946,293,442,789,216 - Step 5: Solve for x
x = 31,946,293,442,789,216/199,651,151.44 - Step 6: Final answer
x = 160,010,564.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.