Finding the Fourth Proportional to 107,011,923.20, 160,517,884.80 and 26,232,891.20
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Solution
The fourth proportional to 107,011,923.20, 160,517,884.80 and 26,232,891.20 is: 39,349,336.80
Step by Step Solution
- Step 1: Write the proportion equation
107,011,923.20 : 160,517,884.80 = 26,232,891.20 : x - Step 2: Convert to fraction form
107,011,923.20/160,517,884.80 = 26,232,891.20/x - Step 3: Cross multiply
107,011,923.20x = 160,517,884.80 × 26,232,891.20 - Step 4: Simplify right side
107,011,923.20x = 4,210,848,207,612,534 - Step 5: Solve for x
x = 4,210,848,207,612,534/107,011,923.20 - Step 6: Final answer
x = 39,349,336.80
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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.