Finding the Fourth Proportional to 124,403,902.20, 186,605,853.30 and 33,527,491.20
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Solution
The fourth proportional to 124,403,902.20, 186,605,853.30 and 33,527,491.20 is: 50,291,236.80
Step by Step Solution
- Step 1: Write the proportion equation
124,403,902.20 : 186,605,853.30 = 33,527,491.20 : x - Step 2: Convert to fraction form
124,403,902.20/186,605,853.30 = 33,527,491.20/x - Step 3: Cross multiply
124,403,902.20x = 186,605,853.30 × 33,527,491.20 - Step 4: Simplify right side
124,403,902.20x = 6,256,426,104,384,241 - Step 5: Solve for x
x = 6,256,426,104,384,241/124,403,902.20 - Step 6: Final answer
x = 50,291,236.80
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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.