Finding the Fourth Proportional to 270,174,562.49, 372,841,215.16 and 146,415,239.62
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Solution
The fourth proportional to 270,174,562.49, 372,841,215.16 and 146,415,239.62 is: 202,053,203.51
Step by Step Solution
- Step 1: Write the proportion equation
270,174,562.49 : 372,841,215.16 = 146,415,239.62 : x - Step 2: Convert to fraction form
270,174,562.49/372,841,215.16 = 146,415,239.62/x - Step 3: Cross multiply
270,174,562.49x = 372,841,215.16 × 146,415,239.62 - Step 4: Simplify right side
270,174,562.49x = 54,589,635,857,863,384 - Step 5: Solve for x
x = 54,589,635,857,863,384/270,174,562.49 - Step 6: Final answer
x = 202,053,203.51
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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.