Finding the Fourth Proportional to 1,446,184,854.56, 2,165,107,117.80 and 1,296,651,310.40
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Solution
The fourth proportional to 1,446,184,854.56, 2,165,107,117.80 and 1,296,651,310.40 is: 1,941,237,990.84
Step by Step Solution
- Step 1: Write the proportion equation
1,446,184,854.56 : 2,165,107,117.80 = 1,296,651,310.40 : x - Step 2: Convert to fraction form
1,446,184,854.56/2,165,107,117.80 = 1,296,651,310.40/x - Step 3: Cross multiply
1,446,184,854.56x = 2,165,107,117.80 × 1,296,651,310.40 - Step 4: Simplify right side
1,446,184,854.56x = 2,807,388,981,451,737,600 - Step 5: Solve for x
x = 2,807,388,981,451,737,600/1,446,184,854.56 - Step 6: Final answer
x = 1,941,237,990.84
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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.