Finding the Fourth Proportional to 149,526,137.80, 224,289,206.70 and 146,166,905.80
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Solution
The fourth proportional to 149,526,137.80, 224,289,206.70 and 146,166,905.80 is: 219,250,358.70
Step by Step Solution
- Step 1: Write the proportion equation
149,526,137.80 : 224,289,206.70 = 146,166,905.80 : x - Step 2: Convert to fraction form
149,526,137.80/224,289,206.70 = 146,166,905.80/x - Step 3: Cross multiply
149,526,137.80x = 224,289,206.70 × 146,166,905.80 - Step 4: Simplify right side
149,526,137.80x = 32,783,659,347,675,628 - Step 5: Solve for x
x = 32,783,659,347,675,628/149,526,137.80 - Step 6: Final answer
x = 219,250,358.70
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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.