Finding the Fourth Proportional to 147,153,249.26, 220,722,536.74 and 55,030,214.70
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Solution
The fourth proportional to 147,153,249.26, 220,722,536.74 and 55,030,214.70 is: 82,542,578.21
Step by Step Solution
- Step 1: Write the proportion equation
147,153,249.26 : 220,722,536.74 = 55,030,214.70 : x - Step 2: Convert to fraction form
147,153,249.26/220,722,536.74 = 55,030,214.70/x - Step 3: Cross multiply
147,153,249.26x = 220,722,536.74 × 55,030,214.70 - Step 4: Simplify right side
147,153,249.26x = 12,146,408,585,896,170 - Step 5: Solve for x
x = 12,146,408,585,896,170/147,153,249.26 - Step 6: Final answer
x = 82,542,578.21
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.