Finding the Fourth Proportional to 75,843,936.48, 104,663,887.20 and 41,035,863.18
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Solution
The fourth proportional to 75,843,936.48, 104,663,887.20 and 41,035,863.18 is: 56,629,088.02
Step by Step Solution
- Step 1: Write the proportion equation
75,843,936.48 : 104,663,887.20 = 41,035,863.18 : x - Step 2: Convert to fraction form
75,843,936.48/104,663,887.20 = 41,035,863.18/x - Step 3: Cross multiply
75,843,936.48x = 104,663,887.20 × 41,035,863.18 - Step 4: Simplify right side
75,843,936.48x = 4,294,972,954,918,378.50 - Step 5: Solve for x
x = 4,294,972,954,918,378.50/75,843,936.48 - Step 6: Final answer
x = 56,629,088.02
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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.