Finding the Fourth Proportional to 194,192,862.40, 291,289,293.60 and 174,709,316.80
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Solution
The fourth proportional to 194,192,862.40, 291,289,293.60 and 174,709,316.80 is: 262,063,975.20
Step by Step Solution
- Step 1: Write the proportion equation
194,192,862.40 : 291,289,293.60 = 174,709,316.80 : x - Step 2: Convert to fraction form
194,192,862.40/291,289,293.60 = 174,709,316.80/x - Step 3: Cross multiply
194,192,862.40x = 291,289,293.60 × 174,709,316.80 - Step 4: Simplify right side
194,192,862.40x = 50,890,953,476,010,624 - Step 5: Solve for x
x = 50,890,953,476,010,624/194,192,862.40 - Step 6: Final answer
x = 262,063,975.20
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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.