Finding the Fourth Proportional to 75,504,381.22, 113,184,816.36 and 48,133,857.52
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Solution
The fourth proportional to 75,504,381.22, 113,184,816.36 and 48,133,857.52 is: 72,155,042.34
Step by Step Solution
- Step 1: Write the proportion equation
75,504,381.22 : 113,184,816.36 = 48,133,857.52 : x - Step 2: Convert to fraction form
75,504,381.22/113,184,816.36 = 48,133,857.52/x - Step 3: Cross multiply
75,504,381.22x = 113,184,816.36 × 48,133,857.52 - Step 4: Simplify right side
75,504,381.22x = 5,448,021,824,099,605 - Step 5: Solve for x
x = 5,448,021,824,099,605/75,504,381.22 - Step 6: Final answer
x = 72,155,042.34
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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.