Finding the Fourth Proportional to 1,635,220,524.45, 2,452,830,786.68 and 1,508,950,142.85
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Solution
The fourth proportional to 1,635,220,524.45, 2,452,830,786.68 and 1,508,950,142.85 is: 2,263,425,214.28
Step by Step Solution
- Step 1: Write the proportion equation
1,635,220,524.45 : 2,452,830,786.68 = 1,508,950,142.85 : x - Step 2: Convert to fraction form
1,635,220,524.45/2,452,830,786.68 = 1,508,950,142.85/x - Step 3: Cross multiply
1,635,220,524.45x = 2,452,830,786.68 × 1,508,950,142.85 - Step 4: Simplify right side
1,635,220,524.45x = 3,701,199,365,940,119,040 - Step 5: Solve for x
x = 3,701,199,365,940,119,040/1,635,220,524.45 - Step 6: Final answer
x = 2,263,425,214.28
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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.