Finding the Fourth Proportional to 5,569,449,586.74, 7,687,839,615.24 and 3,311,383,726.38
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Solution
The fourth proportional to 5,569,449,586.74, 7,687,839,615.24 and 3,311,383,726.38 is: 4,570,898,182.39
Step by Step Solution
- Step 1: Write the proportion equation
5,569,449,586.74 : 7,687,839,615.24 = 3,311,383,726.38 : x - Step 2: Convert to fraction form
5,569,449,586.74/7,687,839,615.24 = 3,311,383,726.38/x - Step 3: Cross multiply
5,569,449,586.74x = 7,687,839,615.24 × 3,311,383,726.38 - Step 4: Simplify right side
5,569,449,586.74x = 25,457,386,992,925,216,768 - Step 5: Solve for x
x = 25,457,386,992,925,216,768/5,569,449,586.74 - Step 6: Final answer
x = 4,570,898,182.39
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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.