Finding the Fourth Proportional to 763,244,460.24, 1,145,049,348.60 and 245,723,277.84
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Solution
The fourth proportional to 763,244,460.24, 1,145,049,348.60 and 245,723,277.84 is: 368,643,722.80
Step by Step Solution
- Step 1: Write the proportion equation
763,244,460.24 : 1,145,049,348.60 = 245,723,277.84 : x - Step 2: Convert to fraction form
763,244,460.24/1,145,049,348.60 = 245,723,277.84/x - Step 3: Cross multiply
763,244,460.24x = 1,145,049,348.60 × 245,723,277.84 - Step 4: Simplify right side
763,244,460.24x = 281,365,279,226,548,800 - Step 5: Solve for x
x = 281,365,279,226,548,800/763,244,460.24 - Step 6: Final answer
x = 368,643,722.80
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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.