Finding the Fourth Proportional to 116,315,448.88, 160,514,791.68 and 64,104,371.68
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Solution
The fourth proportional to 116,315,448.88, 160,514,791.68 and 64,104,371.68 is: 88,463,742.05
Step by Step Solution
- Step 1: Write the proportion equation
116,315,448.88 : 160,514,791.68 = 64,104,371.68 : x - Step 2: Convert to fraction form
116,315,448.88/160,514,791.68 = 64,104,371.68/x - Step 3: Cross multiply
116,315,448.88x = 160,514,791.68 × 64,104,371.68 - Step 4: Simplify right side
116,315,448.88x = 10,289,699,865,992,492 - Step 5: Solve for x
x = 10,289,699,865,992,492/116,315,448.88 - Step 6: Final answer
x = 88,463,742.05
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.