Finding the Fourth Proportional to 194,349,321.48, 291,524,533.92 and 56,186,174.82
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Solution
The fourth proportional to 194,349,321.48, 291,524,533.92 and 56,186,174.82 is: 84,279,421.73
Step by Step Solution
- Step 1: Write the proportion equation
194,349,321.48 : 291,524,533.92 = 56,186,174.82 : x - Step 2: Convert to fraction form
194,349,321.48/291,524,533.92 = 56,186,174.82/x - Step 3: Cross multiply
194,349,321.48x = 291,524,533.92 × 56,186,174.82 - Step 4: Simplify right side
194,349,321.48x = 16,379,648,427,148,140 - Step 5: Solve for x
x = 16,379,648,427,148,140/194,349,321.48 - Step 6: Final answer
x = 84,279,421.73
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.