Finding the Fourth Proportional to 173,844,179.34, 239,665,247.97 and 138,681,330.29
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Solution
The fourth proportional to 173,844,179.34, 239,665,247.97 and 138,681,330.29 is: 191,189,003.51
Step by Step Solution
- Step 1: Write the proportion equation
173,844,179.34 : 239,665,247.97 = 138,681,330.29 : x - Step 2: Convert to fraction form
173,844,179.34/239,665,247.97 = 138,681,330.29/x - Step 3: Cross multiply
173,844,179.34x = 239,665,247.97 × 138,681,330.29 - Step 4: Simplify right side
173,844,179.34x = 33,237,095,412,723,460 - Step 5: Solve for x
x = 33,237,095,412,723,460/173,844,179.34 - Step 6: Final answer
x = 191,189,003.51
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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.