Finding the Fourth Proportional to 283,081,390.30, 424,424,664.51 and 125,428,658.95
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Solution
The fourth proportional to 283,081,390.30, 424,424,664.51 and 125,428,658.95 is: 188,055,514.49
Step by Step Solution
- Step 1: Write the proportion equation
283,081,390.30 : 424,424,664.51 = 125,428,658.95 : x - Step 2: Convert to fraction form
283,081,390.30/424,424,664.51 = 125,428,658.95/x - Step 3: Cross multiply
283,081,390.30x = 424,424,664.51 × 125,428,658.95 - Step 4: Simplify right side
283,081,390.30x = 53,235,016,494,792,960 - Step 5: Solve for x
x = 53,235,016,494,792,960/283,081,390.30 - Step 6: Final answer
x = 188,055,514.49
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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.