Finding the Fourth Proportional to 114,789,550.99, 158,408,067.54 and 64,553,754.68
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Solution
The fourth proportional to 114,789,550.99, 158,408,067.54 and 64,553,754.68 is: 89,083,330.70
Step by Step Solution
- Step 1: Write the proportion equation
114,789,550.99 : 158,408,067.54 = 64,553,754.68 : x - Step 2: Convert to fraction form
114,789,550.99/158,408,067.54 = 64,553,754.68/x - Step 3: Cross multiply
114,789,550.99x = 158,408,067.54 × 64,553,754.68 - Step 4: Simplify right side
114,789,550.99x = 10,225,835,531,310,030 - Step 5: Solve for x
x = 10,225,835,531,310,030/114,789,550.99 - Step 6: Final answer
x = 89,083,330.70
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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.