Finding the Fourth Proportional to 537,715,695.30, 806,573,542.95 and 265,217,007.30
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Solution
The fourth proportional to 537,715,695.30, 806,573,542.95 and 265,217,007.30 is: 397,825,510.95
Step by Step Solution
- Step 1: Write the proportion equation
537,715,695.30 : 806,573,542.95 = 265,217,007.30 : x - Step 2: Convert to fraction form
537,715,695.30/806,573,542.95 = 265,217,007.30/x - Step 3: Cross multiply
537,715,695.30x = 806,573,542.95 × 265,217,007.30 - Step 4: Simplify right side
537,715,695.30x = 213,917,021,228,557,024 - Step 5: Solve for x
x = 213,917,021,228,557,024/537,715,695.30 - Step 6: Final answer
x = 397,825,510.95
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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.