Finding the Fourth Proportional to 248,071,334.99, 372,078,609.39 and 66,332,684.75
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Solution
The fourth proportional to 248,071,334.99, 372,078,609.39 and 66,332,684.75 is: 99,491,434.99
Step by Step Solution
- Step 1: Write the proportion equation
248,071,334.99 : 372,078,609.39 = 66,332,684.75 : x - Step 2: Convert to fraction form
248,071,334.99/372,078,609.39 = 66,332,684.75/x - Step 3: Cross multiply
248,071,334.99x = 372,078,609.39 × 66,332,684.75 - Step 4: Simplify right side
248,071,334.99x = 24,680,973,097,024,864 - Step 5: Solve for x
x = 24,680,973,097,024,864/248,071,334.99 - Step 6: Final answer
x = 99,491,434.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.