Finding the Fourth Proportional to 296,628,138.10, 444,984,197.55 and 92,134,890.10
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Solution
The fourth proportional to 296,628,138.10, 444,984,197.55 and 92,134,890.10 is: 138,215,377.68
Step by Step Solution
- Step 1: Write the proportion equation
296,628,138.10 : 444,984,197.55 = 92,134,890.10 : x - Step 2: Convert to fraction form
296,628,138.10/444,984,197.55 = 92,134,890.10/x - Step 3: Cross multiply
296,628,138.10x = 444,984,197.55 × 92,134,890.10 - Step 4: Simplify right side
296,628,138.10x = 40,998,570,137,505,936 - Step 5: Solve for x
x = 40,998,570,137,505,936/296,628,138.10 - Step 6: Final answer
x = 138,215,377.68
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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.