Finding the Fourth Proportional to 113,325,756.20, 169,988,634.30 and 36,656,534.60
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Solution
The fourth proportional to 113,325,756.20, 169,988,634.30 and 36,656,534.60 is: 54,984,801.90
Step by Step Solution
- Step 1: Write the proportion equation
113,325,756.20 : 169,988,634.30 = 36,656,534.60 : x - Step 2: Convert to fraction form
113,325,756.20/169,988,634.30 = 36,656,534.60/x - Step 3: Cross multiply
113,325,756.20x = 169,988,634.30 × 36,656,534.60 - Step 4: Simplify right side
113,325,756.20x = 6,231,194,254,824,697 - Step 5: Solve for x
x = 6,231,194,254,824,697/113,325,756.20 - Step 6: Final answer
x = 54,984,801.90
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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.