Finding the Fourth Proportional to 226,492,087.91, 339,630,791.13 and 78,888,169.49
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Solution
The fourth proportional to 226,492,087.91, 339,630,791.13 and 78,888,169.49 is: 118,294,866.99
Step by Step Solution
- Step 1: Write the proportion equation
226,492,087.91 : 339,630,791.13 = 78,888,169.49 : x - Step 2: Convert to fraction form
226,492,087.91/339,630,791.13 = 78,888,169.49/x - Step 3: Cross multiply
226,492,087.91x = 339,630,791.13 × 78,888,169.49 - Step 4: Simplify right side
226,492,087.91x = 26,792,851,412,988,076 - Step 5: Solve for x
x = 26,792,851,412,988,076/226,492,087.91 - Step 6: Final answer
x = 118,294,866.99
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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.