Finding the Fourth Proportional to 1,696,562,920.20, 2,544,844,380.30 and 1,574,118,913.80
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Solution
The fourth proportional to 1,696,562,920.20, 2,544,844,380.30 and 1,574,118,913.80 is: 2,361,178,370.70
Step by Step Solution
- Step 1: Write the proportion equation
1,696,562,920.20 : 2,544,844,380.30 = 1,574,118,913.80 : x - Step 2: Convert to fraction form
1,696,562,920.20/2,544,844,380.30 = 1,574,118,913.80/x - Step 3: Cross multiply
1,696,562,920.20x = 2,544,844,380.30 × 1,574,118,913.80 - Step 4: Simplify right side
1,696,562,920.20x = 4,005,887,671,707,870,208 - Step 5: Solve for x
x = 4,005,887,671,707,870,208/1,696,562,920.20 - Step 6: Final answer
x = 2,361,178,370.70
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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.