Finding the Fourth Proportional to 232,177,384.62, 320,395,184.11 and 126,331,235.42
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Solution
The fourth proportional to 232,177,384.62, 320,395,184.11 and 126,331,235.42 is: 174,331,877.74
Step by Step Solution
- Step 1: Write the proportion equation
232,177,384.62 : 320,395,184.11 = 126,331,235.42 : x - Step 2: Convert to fraction form
232,177,384.62/320,395,184.11 = 126,331,235.42/x - Step 3: Cross multiply
232,177,384.62x = 320,395,184.11 × 126,331,235.42 - Step 4: Simplify right side
232,177,384.62x = 40,475,919,429,790,592 - Step 5: Solve for x
x = 40,475,919,429,790,592/232,177,384.62 - Step 6: Final answer
x = 174,331,877.74
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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.