Finding the Fourth Proportional to 179,674,322.78, 247,951,312.63 and 97,168,107.53
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Solution
The fourth proportional to 179,674,322.78, 247,951,312.63 and 97,168,107.53 is: 134,092,392.47
Step by Step Solution
- Step 1: Write the proportion equation
179,674,322.78 : 247,951,312.63 = 97,168,107.53 : x - Step 2: Convert to fraction form
179,674,322.78/247,951,312.63 = 97,168,107.53/x - Step 3: Cross multiply
179,674,322.78x = 247,951,312.63 × 97,168,107.53 - Step 4: Simplify right side
179,674,322.78x = 24,092,959,808,213,444 - Step 5: Solve for x
x = 24,092,959,808,213,444/179,674,322.78 - Step 6: Final answer
x = 134,092,392.47
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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.