Finding the Fourth Proportional to 236,682,914.20, 355,024,371.30 and 227,612,987.80
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Solution
The fourth proportional to 236,682,914.20, 355,024,371.30 and 227,612,987.80 is: 341,419,481.70
Step by Step Solution
- Step 1: Write the proportion equation
236,682,914.20 : 355,024,371.30 = 227,612,987.80 : x - Step 2: Convert to fraction form
236,682,914.20/355,024,371.30 = 227,612,987.80/x - Step 3: Cross multiply
236,682,914.20x = 355,024,371.30 × 227,612,987.80 - Step 4: Simplify right side
236,682,914.20x = 80,808,157,893,409,584 - Step 5: Solve for x
x = 80,808,157,893,409,584/236,682,914.20 - Step 6: Final answer
x = 341,419,481.70
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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.