Finding the Fourth Proportional to 4,675,085,633.88, 6,451,624,395 and 2,531,695,988.52
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Solution
The fourth proportional to 4,675,085,633.88, 6,451,624,395 and 2,531,695,988.52 is: 3,493,743,832.60
Step by Step Solution
- Step 1: Write the proportion equation
4,675,085,633.88 : 6,451,624,395 = 2,531,695,988.52 : x - Step 2: Convert to fraction form
4,675,085,633.88/6,451,624,395 = 2,531,695,988.52/x - Step 3: Cross multiply
4,675,085,633.88x = 6,451,624,395 × 2,531,695,988.52 - Step 4: Simplify right side
4,675,085,633.88x = 16,333,551,600,259,272,704 - Step 5: Solve for x
x = 16,333,551,600,259,272,704/4,675,085,633.88 - Step 6: Final answer
x = 3,493,743,832.60
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.