Finding the Fourth Proportional to 393,441,338.28, 590,190,350.88 and 151,104,242.28
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Solution
The fourth proportional to 393,441,338.28, 590,190,350.88 and 151,104,242.28 is: 226,667,248.95
Step by Step Solution
- Step 1: Write the proportion equation
393,441,338.28 : 590,190,350.88 = 151,104,242.28 : x - Step 2: Convert to fraction form
393,441,338.28/590,190,350.88 = 151,104,242.28/x - Step 3: Cross multiply
393,441,338.28x = 590,190,350.88 × 151,104,242.28 - Step 4: Simplify right side
393,441,338.28x = 89,180,265,770,689,728 - Step 5: Solve for x
x = 89,180,265,770,689,728/393,441,338.28 - Step 6: Final answer
x = 226,667,248.95
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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.