Finding the Fourth Proportional to 2,471,729,730.75, 3,410,988,406.29 and 1,357,967,569.41
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Solution
The fourth proportional to 2,471,729,730.75, 3,410,988,406.29 and 1,357,967,569.41 is: 1,873,996,002.78
Step by Step Solution
- Step 1: Write the proportion equation
2,471,729,730.75 : 3,410,988,406.29 = 1,357,967,569.41 : x - Step 2: Convert to fraction form
2,471,729,730.75/3,410,988,406.29 = 1,357,967,569.41/x - Step 3: Cross multiply
2,471,729,730.75x = 3,410,988,406.29 × 1,357,967,569.41 - Step 4: Simplify right side
2,471,729,730.75x = 4,632,011,635,375,321,088 - Step 5: Solve for x
x = 4,632,011,635,375,321,088/2,471,729,730.75 - Step 6: Final answer
x = 1,873,996,002.78
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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.