Finding the Fourth Proportional to 216,950,538, 325,512,029.14 and 69,420,822.84
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Solution
The fourth proportional to 216,950,538, 325,512,029.14 and 69,420,822.84 is: 104,158,824.01
Step by Step Solution
- Step 1: Write the proportion equation
216,950,538 : 325,512,029.14 = 69,420,822.84 : x - Step 2: Convert to fraction form
216,950,538/325,512,029.14 = 69,420,822.84/x - Step 3: Cross multiply
216,950,538x = 325,512,029.14 × 69,420,822.84 - Step 4: Simplify right side
216,950,538x = 22,597,312,907,216,856 - Step 5: Solve for x
x = 22,597,312,907,216,856/216,950,538 - Step 6: Final answer
x = 104,158,824.01
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1.5x scale
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.