Finding the Fourth Proportional to 276,497,567.20, 414,746,350.80 and 232,155,704.80
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Solution
The fourth proportional to 276,497,567.20, 414,746,350.80 and 232,155,704.80 is: 348,233,557.20
Step by Step Solution
- Step 1: Write the proportion equation
276,497,567.20 : 414,746,350.80 = 232,155,704.80 : x - Step 2: Convert to fraction form
276,497,567.20/414,746,350.80 = 232,155,704.80/x - Step 3: Cross multiply
276,497,567.20x = 414,746,350.80 × 232,155,704.80 - Step 4: Simplify right side
276,497,567.20x = 96,285,731,383,202,048 - Step 5: Solve for x
x = 96,285,731,383,202,048/276,497,567.20 - Step 6: Final answer
x = 348,233,557.20
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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.