Finding the Fourth Proportional to 129,473,267.76, 194,237,895.24 and 68,880,187.44
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Solution
The fourth proportional to 129,473,267.76, 194,237,895.24 and 68,880,187.44 is: 103,335,173.84
Step by Step Solution
- Step 1: Write the proportion equation
129,473,267.76 : 194,237,895.24 = 68,880,187.44 : x - Step 2: Convert to fraction form
129,473,267.76/194,237,895.24 = 68,880,187.44/x - Step 3: Cross multiply
129,473,267.76x = 194,237,895.24 × 68,880,187.44 - Step 4: Simplify right side
129,473,267.76x = 13,379,142,632,082,284 - Step 5: Solve for x
x = 13,379,142,632,082,284/129,473,267.76 - Step 6: Final answer
x = 103,335,173.84
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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.