Finding the Fourth Proportional to 191,491,873.60, 287,278,164.60 and 62,089,394.80
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Solution
The fourth proportional to 191,491,873.60, 287,278,164.60 and 62,089,394.80 is: 93,147,176.66
Step by Step Solution
- Step 1: Write the proportion equation
191,491,873.60 : 287,278,164.60 = 62,089,394.80 : x - Step 2: Convert to fraction form
191,491,873.60/287,278,164.60 = 62,089,394.80/x - Step 3: Cross multiply
191,491,873.60x = 287,278,164.60 × 62,089,394.80 - Step 4: Simplify right side
191,491,873.60x = 17,836,927,379,268,784 - Step 5: Solve for x
x = 17,836,927,379,268,784/191,491,873.60 - Step 6: Final answer
x = 93,147,176.66
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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.