Finding the Fourth Proportional to 1,797,296,207.60, 2,695,944,311.40 and 1,470,778,857.20
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Solution
The fourth proportional to 1,797,296,207.60, 2,695,944,311.40 and 1,470,778,857.20 is: 2,206,168,285.80
Step by Step Solution
- Step 1: Write the proportion equation
1,797,296,207.60 : 2,695,944,311.40 = 1,470,778,857.20 : x - Step 2: Convert to fraction form
1,797,296,207.60/2,695,944,311.40 = 1,470,778,857.20/x - Step 3: Cross multiply
1,797,296,207.60x = 2,695,944,311.40 × 1,470,778,857.20 - Step 4: Simplify right side
1,797,296,207.60x = 3,965,137,893,395,732,992 - Step 5: Solve for x
x = 3,965,137,893,395,732,992/1,797,296,207.60 - Step 6: Final answer
x = 2,206,168,285.80
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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.