Finding the Fourth Proportional to 834,916,584.84, 1,251,285,423.18 and 466,436,653.08
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Solution
The fourth proportional to 834,916,584.84, 1,251,285,423.18 and 466,436,653.08 is: 699,046,342.39
Step by Step Solution
- Step 1: Write the proportion equation
834,916,584.84 : 1,251,285,423.18 = 466,436,653.08 : x - Step 2: Convert to fraction form
834,916,584.84/1,251,285,423.18 = 466,436,653.08/x - Step 3: Cross multiply
834,916,584.84x = 1,251,285,423.18 × 466,436,653.08 - Step 4: Simplify right side
834,916,584.84x = 583,645,384,835,870,720 - Step 5: Solve for x
x = 583,645,384,835,870,720/834,916,584.84 - Step 6: Final answer
x = 699,046,342.39
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1.5x scale
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.