Finding the Fourth Proportional to 314,930,756.70, 472,396,135.05 and 96,614,793.90
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Solution
The fourth proportional to 314,930,756.70, 472,396,135.05 and 96,614,793.90 is: 144,922,190.85
Step by Step Solution
- Step 1: Write the proportion equation
314,930,756.70 : 472,396,135.05 = 96,614,793.90 : x - Step 2: Convert to fraction form
314,930,756.70/472,396,135.05 = 96,614,793.90/x - Step 3: Cross multiply
314,930,756.70x = 472,396,135.05 × 96,614,793.90 - Step 4: Simplify right side
314,930,756.70x = 45,640,455,227,012,320 - Step 5: Solve for x
x = 45,640,455,227,012,320/314,930,756.70 - Step 6: Final answer
x = 144,922,190.85
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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.