Finding the Fourth Proportional to 4,885,718,165.19, 7,325,231,573.47 and 2,488,028,324.70
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Solution
The fourth proportional to 4,885,718,165.19, 7,325,231,573.47 and 2,488,028,324.70 is: 3,730,338,718.60
Step by Step Solution
- Step 1: Write the proportion equation
4,885,718,165.19 : 7,325,231,573.47 = 2,488,028,324.70 : x - Step 2: Convert to fraction form
4,885,718,165.19/7,325,231,573.47 = 2,488,028,324.70/x - Step 3: Cross multiply
4,885,718,165.19x = 7,325,231,573.47 × 2,488,028,324.70 - Step 4: Simplify right side
4,885,718,165.19x = 18,225,383,639,780,108,288 - Step 5: Solve for x
x = 18,225,383,639,780,108,288/4,885,718,165.19 - Step 6: Final answer
x = 3,730,338,718.60
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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.