Finding the Fourth Proportional to 1,716,957,053.20, 2,575,624,536.60 and 626,676,317.20
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Solution
The fourth proportional to 1,716,957,053.20, 2,575,624,536.60 and 626,676,317.20 is: 940,083,443.60
Step by Step Solution
- Step 1: Write the proportion equation
1,716,957,053.20 : 2,575,624,536.60 = 626,676,317.20 : x - Step 2: Convert to fraction form
1,716,957,053.20/2,575,624,536.60 = 626,676,317.20/x - Step 3: Cross multiply
1,716,957,053.20x = 2,575,624,536.60 × 626,676,317.20 - Step 4: Simplify right side
1,716,957,053.20x = 1,614,082,899,086,444,800 - Step 5: Solve for x
x = 1,614,082,899,086,444,800/1,716,957,053.20 - Step 6: Final answer
x = 940,083,443.60
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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.