Finding the Fourth Proportional to 18,197,487,002.60, 27,296,230,503.90 and 14,891,498,829.80
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Solution
The fourth proportional to 18,197,487,002.60, 27,296,230,503.90 and 14,891,498,829.80 is: 22,337,248,244.70
Step by Step Solution
- Step 1: Write the proportion equation
18,197,487,002.60 : 27,296,230,503.90 = 14,891,498,829.80 : x - Step 2: Convert to fraction form
18,197,487,002.60/27,296,230,503.90 = 14,891,498,829.80/x - Step 3: Cross multiply
18,197,487,002.60x = 27,296,230,503.90 × 14,891,498,829.80 - Step 4: Simplify right side
18,197,487,002.60x = 406,481,784,606,777,933,824 - Step 5: Solve for x
x = 406,481,784,606,777,933,824/18,197,487,002.60 - Step 6: Final answer
x = 22,337,248,244.70
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1.5x scale
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.