Finding the Fourth Proportional to 246,546,921.74, 340,234,935.43 and 133,517,290.97
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Solution
The fourth proportional to 246,546,921.74, 340,234,935.43 and 133,517,290.97 is: 184,253,960.87
Step by Step Solution
- Step 1: Write the proportion equation
246,546,921.74 : 340,234,935.43 = 133,517,290.97 : x - Step 2: Convert to fraction form
246,546,921.74/340,234,935.43 = 133,517,290.97/x - Step 3: Cross multiply
246,546,921.74x = 340,234,935.43 × 133,517,290.97 - Step 4: Simplify right side
246,546,921.74x = 45,427,246,871,966,472 - Step 5: Solve for x
x = 45,427,246,871,966,472/246,546,921.74 - Step 6: Final answer
x = 184,253,960.87
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.