Finding the Fourth Proportional to 141,323,130.21, 211,984,772.21 and 44,286,432.29
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Solution
The fourth proportional to 141,323,130.21, 211,984,772.21 and 44,286,432.29 is: 66,429,672.52
Step by Step Solution
- Step 1: Write the proportion equation
141,323,130.21 : 211,984,772.21 = 44,286,432.29 : x - Step 2: Convert to fraction form
141,323,130.21/211,984,772.21 = 44,286,432.29/x - Step 3: Cross multiply
141,323,130.21x = 211,984,772.21 × 44,286,432.29 - Step 4: Simplify right side
141,323,130.21x = 9,388,049,259,707,882 - Step 5: Solve for x
x = 9,388,049,259,707,882/141,323,130.21 - Step 6: Final answer
x = 66,429,672.52
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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.