Finding the Fourth Proportional to 411,834,350.64, 568,193,119.84 and 233,193,821
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Solution
The fourth proportional to 411,834,350.64, 568,193,119.84 and 233,193,821 is: 321,729,172.12
Step by Step Solution
- Step 1: Write the proportion equation
411,834,350.64 : 568,193,119.84 = 233,193,821 : x - Step 2: Convert to fraction form
411,834,350.64/568,193,119.84 = 233,193,821/x - Step 3: Cross multiply
411,834,350.64x = 568,193,119.84 × 233,193,821 - Step 4: Simplify right side
411,834,350.64x = 132,499,124,681,400,512 - Step 5: Solve for x
x = 132,499,124,681,400,512/411,834,350.64 - Step 6: Final answer
x = 321,729,172.12
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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.