Finding the Fourth Proportional to 155,416,247.88, 214,473,311.64 and 84,851,855.88
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Solution
The fourth proportional to 155,416,247.88, 214,473,311.64 and 84,851,855.88 is: 117,094,954.86
Step by Step Solution
- Step 1: Write the proportion equation
155,416,247.88 : 214,473,311.64 = 84,851,855.88 : x - Step 2: Convert to fraction form
155,416,247.88/214,473,311.64 = 84,851,855.88/x - Step 3: Cross multiply
155,416,247.88x = 214,473,311.64 × 84,851,855.88 - Step 4: Simplify right side
155,416,247.88x = 18,198,458,529,383,604 - Step 5: Solve for x
x = 18,198,458,529,383,604/155,416,247.88 - Step 6: Final answer
x = 117,094,954.86
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.