Finding the Fourth Proportional to 221,414,506.26, 331,993,267.44 and 104,828,883.54
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Solution
The fourth proportional to 221,414,506.26, 331,993,267.44 and 104,828,883.54 is: 157,182,490.69
Step by Step Solution
- Step 1: Write the proportion equation
221,414,506.26 : 331,993,267.44 = 104,828,883.54 : x - Step 2: Convert to fraction form
221,414,506.26/331,993,267.44 = 104,828,883.54/x - Step 3: Cross multiply
221,414,506.26x = 331,993,267.44 × 104,828,883.54 - Step 4: Simplify right side
221,414,506.26x = 34,802,483,568,531,836 - Step 5: Solve for x
x = 34,802,483,568,531,836/221,414,506.26 - Step 6: Final answer
x = 157,182,490.69
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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.