Finding the Fourth Proportional to 64,738,206.80, 97,107,310.20 and 16,869,150.80
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Solution
The fourth proportional to 64,738,206.80, 97,107,310.20 and 16,869,150.80 is: 25,303,726.20
Step by Step Solution
- Step 1: Write the proportion equation
64,738,206.80 : 97,107,310.20 = 16,869,150.80 : x - Step 2: Convert to fraction form
64,738,206.80/97,107,310.20 = 16,869,150.80/x - Step 3: Cross multiply
64,738,206.80x = 97,107,310.20 × 16,869,150.80 - Step 4: Simplify right side
64,738,206.80x = 1,638,117,859,546,178.25 - Step 5: Solve for x
x = 1,638,117,859,546,178.25/64,738,206.80 - Step 6: Final answer
x = 25,303,726.20
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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.