Finding the Fourth Proportional to 293,417,881.80, 440,126,822.70 and 271,246,950.60
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Solution
The fourth proportional to 293,417,881.80, 440,126,822.70 and 271,246,950.60 is: 406,870,425.90
Step by Step Solution
- Step 1: Write the proportion equation
293,417,881.80 : 440,126,822.70 = 271,246,950.60 : x - Step 2: Convert to fraction form
293,417,881.80/440,126,822.70 = 271,246,950.60/x - Step 3: Cross multiply
293,417,881.80x = 440,126,822.70 × 271,246,950.60 - Step 4: Simplify right side
293,417,881.80x = 119,383,058,534,641,872 - Step 5: Solve for x
x = 119,383,058,534,641,872/293,417,881.80 - Step 6: Final answer
x = 406,870,425.90
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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.