Finding the Fourth Proportional to 2,556,198,411,518.20, 3,527,555,709,733.40 and 1,384,307,199,657
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Solution
The fourth proportional to 2,556,198,411,518.20, 3,527,555,709,733.40 and 1,384,307,199,657 is: 1,910,344,965,465.66
Step by Step Solution
- Step 1: Write the proportion equation
2,556,198,411,518.20 : 3,527,555,709,733.40 = 1,384,307,199,657 : x - Step 2: Convert to fraction form
2,556,198,411,518.20/3,527,555,709,733.40 = 1,384,307,199,657/x - Step 3: Cross multiply
2,556,198,411,518.20x = 3,527,555,709,733.40 × 1,384,307,199,657 - Step 4: Simplify right side
2,556,198,411,518.20x = 4,883,220,766,175,103,505,399,808 - Step 5: Solve for x
x = 4,883,220,766,175,103,505,399,808/2,556,198,411,518.20 - Step 6: Final answer
x = 1,910,344,965,465.66
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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.