Finding the Fourth Proportional to 249,150,658.08, 373,639,441.11 and 138,654,949.23
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Solution
The fourth proportional to 249,150,658.08, 373,639,441.11 and 138,654,949.23 is: 207,934,260.08
Step by Step Solution
- Step 1: Write the proportion equation
249,150,658.08 : 373,639,441.11 = 138,654,949.23 : x - Step 2: Convert to fraction form
249,150,658.08/373,639,441.11 = 138,654,949.23/x - Step 3: Cross multiply
249,150,658.08x = 373,639,441.11 × 138,654,949.23 - Step 4: Simplify right side
249,150,658.08x = 51,806,957,737,432,624 - Step 5: Solve for x
x = 51,806,957,737,432,624/249,150,658.08 - Step 6: Final answer
x = 207,934,260.08
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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.