Finding the Fourth Proportional to 99,794,234.40, 149,691,351.60 and 98,450,541.60
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Solution
The fourth proportional to 99,794,234.40, 149,691,351.60 and 98,450,541.60 is: 147,675,812.40
Step by Step Solution
- Step 1: Write the proportion equation
99,794,234.40 : 149,691,351.60 = 98,450,541.60 : x - Step 2: Convert to fraction form
99,794,234.40/149,691,351.60 = 98,450,541.60/x - Step 3: Cross multiply
99,794,234.40x = 149,691,351.60 × 98,450,541.60 - Step 4: Simplify right side
99,794,234.40x = 14,737,194,637,856,026 - Step 5: Solve for x
x = 14,737,194,637,856,026/99,794,234.40 - Step 6: Final answer
x = 147,675,812.40
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.