Finding the Fourth Proportional to 116,437,857.09, 174,605,630.49 and 43,603,554.57
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Solution
The fourth proportional to 116,437,857.09, 174,605,630.49 and 43,603,554.57 is: 65,386,175.32
Step by Step Solution
- Step 1: Write the proportion equation
116,437,857.09 : 174,605,630.49 = 43,603,554.57 : x - Step 2: Convert to fraction form
116,437,857.09/174,605,630.49 = 43,603,554.57/x - Step 3: Cross multiply
116,437,857.09x = 174,605,630.49 × 43,603,554.57 - Step 4: Simplify right side
116,437,857.09x = 7,613,426,137,299,971 - Step 5: Solve for x
x = 7,613,426,137,299,971/116,437,857.09 - Step 6: Final answer
x = 65,386,175.32
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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.