Finding the Fourth Proportional to 294,976,234.10, 442,464,351.15 and 265,750,915.70
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Solution
The fourth proportional to 294,976,234.10, 442,464,351.15 and 265,750,915.70 is: 398,626,373.55
Step by Step Solution
- Step 1: Write the proportion equation
294,976,234.10 : 442,464,351.15 = 265,750,915.70 : x - Step 2: Convert to fraction form
294,976,234.10/442,464,351.15 = 265,750,915.70/x - Step 3: Cross multiply
294,976,234.10x = 442,464,351.15 × 265,750,915.70 - Step 4: Simplify right side
294,976,234.10x = 117,585,306,482,718,832 - Step 5: Solve for x
x = 117,585,306,482,718,832/294,976,234.10 - Step 6: Final answer
x = 398,626,373.55
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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.