Finding the Fourth Proportional to 2,619,820,792.44, 3,615,669,722.34 and 1,491,065,011.08
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Solution
The fourth proportional to 2,619,820,792.44, 3,615,669,722.34 and 1,491,065,011.08 is: 2,057,850,151.49
Step by Step Solution
- Step 1: Write the proportion equation
2,619,820,792.44 : 3,615,669,722.34 = 1,491,065,011.08 : x - Step 2: Convert to fraction form
2,619,820,792.44/3,615,669,722.34 = 1,491,065,011.08/x - Step 3: Cross multiply
2,619,820,792.44x = 3,615,669,722.34 × 1,491,065,011.08 - Step 4: Simplify right side
2,619,820,792.44x = 5,391,198,614,602,512,384 - Step 5: Solve for x
x = 5,391,198,614,602,512,384/2,619,820,792.44 - Step 6: Final answer
x = 2,057,850,151.49
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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.