Finding the Fourth Proportional to 235,234,859.52, 324,576,535.68 and 137,430,819.84
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Solution
The fourth proportional to 235,234,859.52, 324,576,535.68 and 137,430,819.84 is: 189,626,739.38
Step by Step Solution
- Step 1: Write the proportion equation
235,234,859.52 : 324,576,535.68 = 137,430,819.84 : x - Step 2: Convert to fraction form
235,234,859.52/324,576,535.68 = 137,430,819.84/x - Step 3: Cross multiply
235,234,859.52x = 324,576,535.68 × 137,430,819.84 - Step 4: Simplify right side
235,234,859.52x = 44,606,819,399,329,416 - Step 5: Solve for x
x = 44,606,819,399,329,416/235,234,859.52 - Step 6: Final answer
x = 189,626,739.38
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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.