Finding the Fourth Proportional to 158,175,324.09, 237,095,578.94 and 71,974,264.95
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Solution
The fourth proportional to 158,175,324.09, 237,095,578.94 and 71,974,264.95 is: 107,885,222.39
Step by Step Solution
- Step 1: Write the proportion equation
158,175,324.09 : 237,095,578.94 = 71,974,264.95 : x - Step 2: Convert to fraction form
158,175,324.09/237,095,578.94 = 71,974,264.95/x - Step 3: Cross multiply
158,175,324.09x = 237,095,578.94 × 71,974,264.95 - Step 4: Simplify right side
158,175,324.09x = 17,064,780,016,741,330 - Step 5: Solve for x
x = 17,064,780,016,741,330/158,175,324.09 - Step 6: Final answer
x = 107,885,222.39
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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.