Finding the Fourth Proportional to 265,758,453.41, 398,841,147.66 and 120,294,168.84
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Solution
The fourth proportional to 265,758,453.41, 398,841,147.66 and 120,294,168.84 is: 180,533,351.78
Step by Step Solution
- Step 1: Write the proportion equation
265,758,453.41 : 398,841,147.66 = 120,294,168.84 : x - Step 2: Convert to fraction form
265,758,453.41/398,841,147.66 = 120,294,168.84/x - Step 3: Cross multiply
265,758,453.41x = 398,841,147.66 × 120,294,168.84 - Step 4: Simplify right side
265,758,453.41x = 47,978,264,356,951,416 - Step 5: Solve for x
x = 47,978,264,356,951,416/265,758,453.41 - Step 6: Final answer
x = 180,533,351.78
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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.