Finding the Fourth Proportional to 179,674,322.40, 247,951,312.08 and 97,168,107.15
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Solution
The fourth proportional to 179,674,322.40, 247,951,312.08 and 97,168,107.15 is: 134,092,391.94
Step by Step Solution
- Step 1: Write the proportion equation
179,674,322.40 : 247,951,312.08 = 97,168,107.15 : x - Step 2: Convert to fraction form
179,674,322.40/247,951,312.08 = 97,168,107.15/x - Step 3: Cross multiply
179,674,322.40x = 247,951,312.08 × 97,168,107.15 - Step 4: Simplify right side
179,674,322.40x = 24,092,959,660,172,532 - Step 5: Solve for x
x = 24,092,959,660,172,532/179,674,322.40 - Step 6: Final answer
x = 134,092,391.94
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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.