Finding the Fourth Proportional to 223,478,278.44, 335,231,591.10 and 70,130,382.12
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Solution
The fourth proportional to 223,478,278.44, 335,231,591.10 and 70,130,382.12 is: 105,200,020.99
Step by Step Solution
- Step 1: Write the proportion equation
223,478,278.44 : 335,231,591.10 = 70,130,382.12 : x - Step 2: Convert to fraction form
223,478,278.44/335,231,591.10 = 70,130,382.12/x - Step 3: Cross multiply
223,478,278.44x = 335,231,591.10 × 70,130,382.12 - Step 4: Simplify right side
223,478,278.44x = 23,509,919,582,538,596 - Step 5: Solve for x
x = 23,509,919,582,538,596/223,478,278.44 - Step 6: Final answer
x = 105,200,020.99
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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.