Finding the Fourth Proportional to 366,596,609.80, 550,532,643.90 and 194,409,725.80
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Solution
The fourth proportional to 366,596,609.80, 550,532,643.90 and 194,409,725.80 is: 291,952,782.66
Step by Step Solution
- Step 1: Write the proportion equation
366,596,609.80 : 550,532,643.90 = 194,409,725.80 : x - Step 2: Convert to fraction form
366,596,609.80/550,532,643.90 = 194,409,725.80/x - Step 3: Cross multiply
366,596,609.80x = 550,532,643.90 × 194,409,725.80 - Step 4: Simplify right side
366,596,609.80x = 107,028,900,344,548,048 - Step 5: Solve for x
x = 107,028,900,344,548,048/366,596,609.80 - Step 6: Final answer
x = 291,952,782.66
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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.