Finding the Fourth Proportional to 4,199,667,486.21, 6,295,100,911.27 and 1,956,865,729.43
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Solution
The fourth proportional to 4,199,667,486.21, 6,295,100,911.27 and 1,956,865,729.43 is: 2,933,248,233.83
Step by Step Solution
- Step 1: Write the proportion equation
4,199,667,486.21 : 6,295,100,911.27 = 1,956,865,729.43 : x - Step 2: Convert to fraction form
4,199,667,486.21/6,295,100,911.27 = 1,956,865,729.43/x - Step 3: Cross multiply
4,199,667,486.21x = 6,295,100,911.27 × 1,956,865,729.43 - Step 4: Simplify right side
4,199,667,486.21x = 12,318,667,236,578,476,032 - Step 5: Solve for x
x = 12,318,667,236,578,476,032/4,199,667,486.21 - Step 6: Final answer
x = 2,933,248,233.83
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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.