Finding the Fourth Proportional to 93,560,251.30, 129,106,592.36 and 54,399,249.75
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Solution
The fourth proportional to 93,560,251.30, 129,106,592.36 and 54,399,249.75 is: 75,067,153.66
Step by Step Solution
- Step 1: Write the proportion equation
93,560,251.30 : 129,106,592.36 = 54,399,249.75 : x - Step 2: Convert to fraction form
93,560,251.30/129,106,592.36 = 54,399,249.75/x - Step 3: Cross multiply
93,560,251.30x = 129,106,592.36 × 54,399,249.75 - Step 4: Simplify right side
93,560,251.30x = 7,023,301,761,245,553 - Step 5: Solve for x
x = 7,023,301,761,245,553/93,560,251.30 - Step 6: Final answer
x = 75,067,153.66
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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.