Finding the Fourth Proportional to 107,996,886.40, 161,995,329.60 and 32,351,958.40
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Solution
The fourth proportional to 107,996,886.40, 161,995,329.60 and 32,351,958.40 is: 48,527,937.60
Step by Step Solution
- Step 1: Write the proportion equation
107,996,886.40 : 161,995,329.60 = 32,351,958.40 : x - Step 2: Convert to fraction form
107,996,886.40/161,995,329.60 = 32,351,958.40/x - Step 3: Cross multiply
107,996,886.40x = 161,995,329.60 × 32,351,958.40 - Step 4: Simplify right side
107,996,886.40x = 5,240,866,164,213,488 - Step 5: Solve for x
x = 5,240,866,164,213,488/107,996,886.40 - Step 6: Final answer
x = 48,527,937.60
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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.