Finding the Fourth Proportional to 151,192,319.94, 226,604,234.07 and 78,368,952.42
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Solution
The fourth proportional to 151,192,319.94, 226,604,234.07 and 78,368,952.42 is: 117,457,926.73
Step by Step Solution
- Step 1: Write the proportion equation
151,192,319.94 : 226,604,234.07 = 78,368,952.42 : x - Step 2: Convert to fraction form
151,192,319.94/226,604,234.07 = 78,368,952.42/x - Step 3: Cross multiply
151,192,319.94x = 226,604,234.07 × 78,368,952.42 - Step 4: Simplify right side
151,192,319.94x = 17,758,736,438,002,372 - Step 5: Solve for x
x = 17,758,736,438,002,372/151,192,319.94 - Step 6: Final answer
x = 117,457,926.73
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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.