Finding the Fourth Proportional to 1,879,462,110.80, 2,819,193,166.20 and 1,601,317,701.20
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Solution
The fourth proportional to 1,879,462,110.80, 2,819,193,166.20 and 1,601,317,701.20 is: 2,401,976,551.80
Step by Step Solution
- Step 1: Write the proportion equation
1,879,462,110.80 : 2,819,193,166.20 = 1,601,317,701.20 : x - Step 2: Convert to fraction form
1,879,462,110.80/2,819,193,166.20 = 1,601,317,701.20/x - Step 3: Cross multiply
1,879,462,110.80x = 2,819,193,166.20 × 1,601,317,701.20 - Step 4: Simplify right side
1,879,462,110.80x = 4,514,423,920,138,133,504 - Step 5: Solve for x
x = 4,514,423,920,138,133,504/1,879,462,110.80 - Step 6: Final answer
x = 2,401,976,551.80
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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.