Finding the Fourth Proportional to 414,926,837.48, 622,213,087.16 and 240,170,496.79
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Solution
The fourth proportional to 414,926,837.48, 622,213,087.16 and 240,170,496.79 is: 360,153,195.11
Step by Step Solution
- Step 1: Write the proportion equation
414,926,837.48 : 622,213,087.16 = 240,170,496.79 : x - Step 2: Convert to fraction form
414,926,837.48/622,213,087.16 = 240,170,496.79/x - Step 3: Cross multiply
414,926,837.48x = 622,213,087.16 × 240,170,496.79 - Step 4: Simplify right side
414,926,837.48x = 149,437,226,252,903,872 - Step 5: Solve for x
x = 149,437,226,252,903,872/414,926,837.48 - Step 6: Final answer
x = 360,153,195.11
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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.