Finding the Fourth Proportional to 8,574,279,536.76, 12,859,992,780.20 and 2,596,984,585.68
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Solution
The fourth proportional to 8,574,279,536.76, 12,859,992,780.20 and 2,596,984,585.68 is: 3,895,044,811.51
Step by Step Solution
- Step 1: Write the proportion equation
8,574,279,536.76 : 12,859,992,780.20 = 2,596,984,585.68 : x - Step 2: Convert to fraction form
8,574,279,536.76/12,859,992,780.20 = 2,596,984,585.68/x - Step 3: Cross multiply
8,574,279,536.76x = 12,859,992,780.20 × 2,596,984,585.68 - Step 4: Simplify right side
8,574,279,536.76x = 33,397,203,022,135,488,512 - Step 5: Solve for x
x = 33,397,203,022,135,488,512/8,574,279,536.76 - Step 6: Final answer
x = 3,895,044,811.51
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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.