Finding the Fourth Proportional to 1,891,296,326.20, 2,836,944,489.30 and 1,165,702,214.20
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Solution
The fourth proportional to 1,891,296,326.20, 2,836,944,489.30 and 1,165,702,214.20 is: 1,748,553,321.30
Step by Step Solution
- Step 1: Write the proportion equation
1,891,296,326.20 : 2,836,944,489.30 = 1,165,702,214.20 : x - Step 2: Convert to fraction form
1,891,296,326.20/2,836,944,489.30 = 1,165,702,214.20/x - Step 3: Cross multiply
1,891,296,326.20x = 2,836,944,489.30 × 1,165,702,214.20 - Step 4: Simplify right side
1,891,296,326.20x = 3,307,032,472,739,498,496 - Step 5: Solve for x
x = 3,307,032,472,739,498,496/1,891,296,326.20 - Step 6: Final answer
x = 1,748,553,321.30
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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.