Finding the Fourth Proportional to 83,039,649.80, 124,559,474.70 and 44,775,897.80
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Solution
The fourth proportional to 83,039,649.80, 124,559,474.70 and 44,775,897.80 is: 67,163,846.70
Step by Step Solution
- Step 1: Write the proportion equation
83,039,649.80 : 124,559,474.70 = 44,775,897.80 : x - Step 2: Convert to fraction form
83,039,649.80/124,559,474.70 = 44,775,897.80/x - Step 3: Cross multiply
83,039,649.80x = 124,559,474.70 × 44,775,897.80 - Step 4: Simplify right side
83,039,649.80x = 5,577,262,309,188,885 - Step 5: Solve for x
x = 5,577,262,309,188,885/83,039,649.80 - Step 6: Final answer
x = 67,163,846.70
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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.