Finding the Fourth Proportional to 93,092,717.40, 128,467,949.52 and 53,957,194.53
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Solution
The fourth proportional to 93,092,717.40, 128,467,949.52 and 53,957,194.53 is: 74,460,928.17
Step by Step Solution
- Step 1: Write the proportion equation
93,092,717.40 : 128,467,949.52 = 53,957,194.53 : x - Step 2: Convert to fraction form
93,092,717.40/128,467,949.52 = 53,957,194.53/x - Step 3: Cross multiply
93,092,717.40x = 128,467,949.52 × 53,957,194.53 - Step 4: Simplify right side
93,092,717.40x = 6,931,770,143,120,860 - Step 5: Solve for x
x = 6,931,770,143,120,860/93,092,717.40 - Step 6: Final answer
x = 74,460,928.17
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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.