Finding the Fourth Proportional to 253,921,205.80, 356,295,903.80 and 253,921,205.80
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Solution
The fourth proportional to 253,921,205.80, 356,295,903.80 and 253,921,205.80 is: 356,295,903.80
Step by Step Solution
- Step 1: Write the proportion equation
253,921,205.80 : 356,295,903.80 = 253,921,205.80 : x - Step 2: Convert to fraction form
253,921,205.80/356,295,903.80 = 253,921,205.80/x - Step 3: Cross multiply
253,921,205.80x = 356,295,903.80 × 253,921,205.80 - Step 4: Simplify right side
253,921,205.80x = 90,471,085,514,496,816 - Step 5: Solve for x
x = 90,471,085,514,496,816/253,921,205.80 - Step 6: Final answer
x = 356,295,903.80
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.