Finding the Fourth Proportional to 98,840,069.12, 148,155,571.04 and 36,551,358.08
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Solution
The fourth proportional to 98,840,069.12, 148,155,571.04 and 36,551,358.08 is: 54,788,380.63
Step by Step Solution
- Step 1: Write the proportion equation
98,840,069.12 : 148,155,571.04 = 36,551,358.08 : x - Step 2: Convert to fraction form
98,840,069.12/148,155,571.04 = 36,551,358.08/x - Step 3: Cross multiply
98,840,069.12x = 148,155,571.04 × 36,551,358.08 - Step 4: Simplify right side
98,840,069.12x = 5,415,287,328,629,917 - Step 5: Solve for x
x = 5,415,287,328,629,917/98,840,069.12 - Step 6: Final answer
x = 54,788,380.63
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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.