Finding the Fourth Proportional to 148,176,619.21, 204,483,734.49 and 82,986,523.21
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Solution
The fourth proportional to 148,176,619.21, 204,483,734.49 and 82,986,523.21 is: 114,521,402.02
Step by Step Solution
- Step 1: Write the proportion equation
148,176,619.21 : 204,483,734.49 = 82,986,523.21 : x - Step 2: Convert to fraction form
148,176,619.21/204,483,734.49 = 82,986,523.21/x - Step 3: Cross multiply
148,176,619.21x = 204,483,734.49 × 82,986,523.21 - Step 4: Simplify right side
148,176,619.21x = 16,969,394,178,321,862 - Step 5: Solve for x
x = 16,969,394,178,321,862/148,176,619.21 - Step 6: Final answer
x = 114,521,402.02
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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.