Finding the Fourth Proportional to 146,527,455.87, 219,744,519.70 and 48,136,323.84
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Solution
The fourth proportional to 146,527,455.87, 219,744,519.70 and 48,136,323.84 is: 72,189,155.94
Step by Step Solution
- Step 1: Write the proportion equation
146,527,455.87 : 219,744,519.70 = 48,136,323.84 : x - Step 2: Convert to fraction form
146,527,455.87/219,744,519.70 = 48,136,323.84/x - Step 3: Cross multiply
146,527,455.87x = 219,744,519.70 × 48,136,323.84 - Step 4: Simplify right side
146,527,455.87x = 10,577,693,361,125,396 - Step 5: Solve for x
x = 10,577,693,361,125,396/146,527,455.87 - Step 6: Final answer
x = 72,189,155.94
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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.