Finding the Fourth Proportional to 113,839,194.72, 170,829,069.63 and 44,739,851.95
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Solution
The fourth proportional to 113,839,194.72, 170,829,069.63 and 44,739,851.95 is: 67,137,397.65
Step by Step Solution
- Step 1: Write the proportion equation
113,839,194.72 : 170,829,069.63 = 44,739,851.95 : x - Step 2: Convert to fraction form
113,839,194.72/170,829,069.63 = 44,739,851.95/x - Step 3: Cross multiply
113,839,194.72x = 170,829,069.63 × 44,739,851.95 - Step 4: Simplify right side
113,839,194.72x = 7,642,867,284,048,203 - Step 5: Solve for x
x = 7,642,867,284,048,203/113,839,194.72 - Step 6: Final answer
x = 67,137,397.65
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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.