Finding the Fourth Proportional to 73,125,208.36, 100,911,344.58 and 40,085,528.68
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Solution
The fourth proportional to 73,125,208.36, 100,911,344.58 and 40,085,528.68 is: 55,317,238.58
Step by Step Solution
- Step 1: Write the proportion equation
73,125,208.36 : 100,911,344.58 = 40,085,528.68 : x - Step 2: Convert to fraction form
73,125,208.36/100,911,344.58 = 40,085,528.68/x - Step 3: Cross multiply
73,125,208.36x = 100,911,344.58 × 40,085,528.68 - Step 4: Simplify right side
73,125,208.36x = 4,045,084,597,298,952.50 - Step 5: Solve for x
x = 4,045,084,597,298,952.50/73,125,208.36 - Step 6: Final answer
x = 55,317,238.58
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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.