Finding the Fourth Proportional to 461,393,084.28, 636,726,426.99 and 263,164,619.88
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Solution
The fourth proportional to 461,393,084.28, 636,726,426.99 and 263,164,619.88 is: 363,169,440.19
Step by Step Solution
- Step 1: Write the proportion equation
461,393,084.28 : 636,726,426.99 = 263,164,619.88 : x - Step 2: Convert to fraction form
461,393,084.28/636,726,426.99 = 263,164,619.88/x - Step 3: Cross multiply
461,393,084.28x = 636,726,426.99 × 263,164,619.88 - Step 4: Simplify right side
461,393,084.28x = 167,563,868,126,373,920 - Step 5: Solve for x
x = 167,563,868,126,373,920/461,393,084.28 - Step 6: Final answer
x = 363,169,440.19
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.