Finding the Fourth Proportional to 452,984,175.81, 679,261,582.26 and 157,776,338.97
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Solution
The fourth proportional to 452,984,175.81, 679,261,582.26 and 157,776,338.97 is: 236,589,733.98
Step by Step Solution
- Step 1: Write the proportion equation
452,984,175.81 : 679,261,582.26 = 157,776,338.97 : x - Step 2: Convert to fraction form
452,984,175.81/679,261,582.26 = 157,776,338.97/x - Step 3: Cross multiply
452,984,175.81x = 679,261,582.26 × 157,776,338.97 - Step 4: Simplify right side
452,984,175.81x = 107,171,405,651,952,304 - Step 5: Solve for x
x = 107,171,405,651,952,304/452,984,175.81 - Step 6: Final answer
x = 236,589,733.98
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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.