Finding the Fourth Proportional to 261,595,932.36, 361,018,692.92 and 144,121,238.28
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Solution
The fourth proportional to 261,595,932.36, 361,018,692.92 and 144,121,238.28 is: 198,896,292.45
Step by Step Solution
- Step 1: Write the proportion equation
261,595,932.36 : 361,018,692.92 = 144,121,238.28 : x - Step 2: Convert to fraction form
261,595,932.36/361,018,692.92 = 144,121,238.28/x - Step 3: Cross multiply
261,595,932.36x = 361,018,692.92 × 144,121,238.28 - Step 4: Simplify right side
261,595,932.36x = 52,030,461,065,857,472 - Step 5: Solve for x
x = 52,030,461,065,857,472/261,595,932.36 - Step 6: Final answer
x = 198,896,292.45
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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.