Finding the Fourth Proportional to 294,080,801.80, 441,121,202.70 and 78,670,049.80
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Solution
The fourth proportional to 294,080,801.80, 441,121,202.70 and 78,670,049.80 is: 118,005,074.70
Step by Step Solution
- Step 1: Write the proportion equation
294,080,801.80 : 441,121,202.70 = 78,670,049.80 : x - Step 2: Convert to fraction form
294,080,801.80/441,121,202.70 = 78,670,049.80/x - Step 3: Cross multiply
294,080,801.80x = 441,121,202.70 × 78,670,049.80 - Step 4: Simplify right side
294,080,801.80x = 34,703,026,984,244,892 - Step 5: Solve for x
x = 34,703,026,984,244,892/294,080,801.80 - Step 6: Final answer
x = 118,005,074.70
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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.