Finding the Fourth Proportional to 176,178,891.70, 264,268,337.55 and 48,528,075.70
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Solution
The fourth proportional to 176,178,891.70, 264,268,337.55 and 48,528,075.70 is: 72,792,113.55
Step by Step Solution
- Step 1: Write the proportion equation
176,178,891.70 : 264,268,337.55 = 48,528,075.70 : x - Step 2: Convert to fraction form
176,178,891.70/264,268,337.55 = 48,528,075.70/x - Step 3: Cross multiply
176,178,891.70x = 264,268,337.55 × 48,528,075.70 - Step 4: Simplify right side
176,178,891.70x = 12,824,433,889,739,554 - Step 5: Solve for x
x = 12,824,433,889,739,554/176,178,891.70 - Step 6: Final answer
x = 72,792,113.55
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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.