Finding the Fourth Proportional to 190,229,790.63, 284,860,283.94 and 125,336,858.52
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Solution
The fourth proportional to 190,229,790.63, 284,860,283.94 and 125,336,858.52 is: 187,686,129.43
Step by Step Solution
- Step 1: Write the proportion equation
190,229,790.63 : 284,860,283.94 = 125,336,858.52 : x - Step 2: Convert to fraction form
190,229,790.63/284,860,283.94 = 125,336,858.52/x - Step 3: Cross multiply
190,229,790.63x = 284,860,283.94 × 125,336,858.52 - Step 4: Simplify right side
190,229,790.63x = 35,703,493,106,154,808 - Step 5: Solve for x
x = 35,703,493,106,154,808/190,229,790.63 - Step 6: Final answer
x = 187,686,129.43
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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.