Finding the Fourth Proportional to 954,496,849.97, 1,430,816,719.84 and 456,377,920.36
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Solution
The fourth proportional to 954,496,849.97, 1,430,816,719.84 and 456,377,920.36 is: 684,122,906.26
Step by Step Solution
- Step 1: Write the proportion equation
954,496,849.97 : 1,430,816,719.84 = 456,377,920.36 : x - Step 2: Convert to fraction form
954,496,849.97/1,430,816,719.84 = 456,377,920.36/x - Step 3: Cross multiply
954,496,849.97x = 1,430,816,719.84 × 456,377,920.36 - Step 4: Simplify right side
954,496,849.97x = 652,993,159,016,895,872 - Step 5: Solve for x
x = 652,993,159,016,895,872/954,496,849.97 - Step 6: Final answer
x = 684,122,906.26
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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.