Finding the Fourth Proportional to 88,519,371.75, 122,156,733.02 and 51,849,942.75
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Solution
The fourth proportional to 88,519,371.75, 122,156,733.02 and 51,849,942.75 is: 71,552,921.00
Step by Step Solution
- Step 1: Write the proportion equation
88,519,371.75 : 122,156,733.02 = 51,849,942.75 : x - Step 2: Convert to fraction form
88,519,371.75/122,156,733.02 = 51,849,942.75/x - Step 3: Cross multiply
88,519,371.75x = 122,156,733.02 × 51,849,942.75 - Step 4: Simplify right side
88,519,371.75x = 6,333,819,613,354,785 - Step 5: Solve for x
x = 6,333,819,613,354,785/88,519,371.75 - Step 6: Final answer
x = 71,552,921.00
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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.