Finding the Fourth Proportional to 1,560,556,350.37, 2,151,484,432.97 and 1,239,748,761.45
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Solution
The fourth proportional to 1,560,556,350.37, 2,151,484,432.97 and 1,239,748,761.45 is: 1,709,198,235.89
Step by Step Solution
- Step 1: Write the proportion equation
1,560,556,350.37 : 2,151,484,432.97 = 1,239,748,761.45 : x - Step 2: Convert to fraction form
1,560,556,350.37/2,151,484,432.97 = 1,239,748,761.45/x - Step 3: Cross multiply
1,560,556,350.37x = 2,151,484,432.97 × 1,239,748,761.45 - Step 4: Simplify right side
1,560,556,350.37x = 2,667,300,161,053,512,704 - Step 5: Solve for x
x = 2,667,300,161,053,512,704/1,560,556,350.37 - Step 6: Final answer
x = 1,709,198,235.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.