Finding the Fourth Proportional to 460,876,236.58, 636,058,494.75 and 282,378,583.48
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Solution
The fourth proportional to 460,876,236.58, 636,058,494.75 and 282,378,583.48 is: 389,712,644.09
Step by Step Solution
- Step 1: Write the proportion equation
460,876,236.58 : 636,058,494.75 = 282,378,583.48 : x - Step 2: Convert to fraction form
460,876,236.58/636,058,494.75 = 282,378,583.48/x - Step 3: Cross multiply
460,876,236.58x = 636,058,494.75 × 282,378,583.48 - Step 4: Simplify right side
460,876,236.58x = 179,609,296,757,926,016 - Step 5: Solve for x
x = 179,609,296,757,926,016/460,876,236.58 - Step 6: Final answer
x = 389,712,644.09
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.