Finding the Fourth Proportional to 236,651,067.99, 355,014,743.27 and 72,888,770.43
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Solution
The fourth proportional to 236,651,067.99, 355,014,743.27 and 72,888,770.43 is: 109,344,903.20
Step by Step Solution
- Step 1: Write the proportion equation
236,651,067.99 : 355,014,743.27 = 72,888,770.43 : x - Step 2: Convert to fraction form
236,651,067.99/355,014,743.27 = 72,888,770.43/x - Step 3: Cross multiply
236,651,067.99x = 355,014,743.27 × 72,888,770.43 - Step 4: Simplify right side
236,651,067.99x = 25,876,588,121,107,976 - Step 5: Solve for x
x = 25,876,588,121,107,976/236,651,067.99 - Step 6: Final answer
x = 109,344,903.20
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.