Finding the Fourth Proportional to 235,234,885.52, 324,576,571.56 and 137,430,845.84
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Solution
The fourth proportional to 235,234,885.52, 324,576,571.56 and 137,430,845.84 is: 189,626,775.26
Step by Step Solution
- Step 1: Write the proportion equation
235,234,885.52 : 324,576,571.56 = 137,430,845.84 : x - Step 2: Convert to fraction form
235,234,885.52/324,576,571.56 = 137,430,845.84/x - Step 3: Cross multiply
235,234,885.52x = 324,576,571.56 × 137,430,845.84 - Step 4: Simplify right side
235,234,885.52x = 44,606,832,769,338,088 - Step 5: Solve for x
x = 44,606,832,769,338,088/235,234,885.52 - Step 6: Final answer
x = 189,626,775.26
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.