Finding the Fourth Proportional to 466,574,429.70, 699,861,644.55 and 159,764,573.70
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Solution
The fourth proportional to 466,574,429.70, 699,861,644.55 and 159,764,573.70 is: 239,646,860.55
Step by Step Solution
- Step 1: Write the proportion equation
466,574,429.70 : 699,861,644.55 = 159,764,573.70 : x - Step 2: Convert to fraction form
466,574,429.70/699,861,644.55 = 159,764,573.70/x - Step 3: Cross multiply
466,574,429.70x = 699,861,644.55 × 159,764,573.70 - Step 4: Simplify right side
466,574,429.70x = 111,813,097,290,511,664 - Step 5: Solve for x
x = 111,813,097,290,511,664/466,574,429.70 - Step 6: Final answer
x = 239,646,860.55
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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.