Finding the Fourth Proportional to 157,469,067.10, 236,203,600.65 and 42,465,234.70
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Solution
The fourth proportional to 157,469,067.10, 236,203,600.65 and 42,465,234.70 is: 63,697,852.05
Step by Step Solution
- Step 1: Write the proportion equation
157,469,067.10 : 236,203,600.65 = 42,465,234.70 : x - Step 2: Convert to fraction form
157,469,067.10/236,203,600.65 = 42,465,234.70/x - Step 3: Cross multiply
157,469,067.10x = 236,203,600.65 × 42,465,234.70 - Step 4: Simplify right side
157,469,067.10x = 10,030,441,338,587,324 - Step 5: Solve for x
x = 10,030,441,338,587,324/157,469,067.10 - Step 6: Final answer
x = 63,697,852.05
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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.