Finding the Fourth Proportional to 73,444,197.80, 110,162,309.96 and 22,322,230.81
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Solution
The fourth proportional to 73,444,197.80, 110,162,309.96 and 22,322,230.81 is: 33,482,134.50
Step by Step Solution
- Step 1: Write the proportion equation
73,444,197.80 : 110,162,309.96 = 22,322,230.81 : x - Step 2: Convert to fraction form
73,444,197.80/110,162,309.96 = 22,322,230.81/x - Step 3: Cross multiply
73,444,197.80x = 110,162,309.96 × 22,322,230.81 - Step 4: Simplify right side
73,444,197.80x = 2,459,068,508,939,070 - Step 5: Solve for x
x = 2,459,068,508,939,070/73,444,197.80 - Step 6: Final answer
x = 33,482,134.50
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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.