Finding the Fourth Proportional to 8,424,606,859.40, 12,633,929,558.68 and 2,447,489,514.31
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Solution
The fourth proportional to 8,424,606,859.40, 12,633,929,558.68 and 2,447,489,514.31 is: 3,670,368,319.31
Step by Step Solution
- Step 1: Write the proportion equation
8,424,606,859.40 : 12,633,929,558.68 = 2,447,489,514.31 : x - Step 2: Convert to fraction form
8,424,606,859.40/12,633,929,558.68 = 2,447,489,514.31/x - Step 3: Cross multiply
8,424,606,859.40x = 12,633,929,558.68 × 2,447,489,514.31 - Step 4: Simplify right side
8,424,606,859.40x = 30,921,410,119,400,464,384 - Step 5: Solve for x
x = 30,921,410,119,400,464,384/8,424,606,859.40 - Step 6: Final answer
x = 3,670,368,319.31
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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.