Finding the Fourth Proportional to 98,206,873.37, 147,267,535.42 and 28,161,625.08
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Solution
The fourth proportional to 98,206,873.37, 147,267,535.42 and 28,161,625.08 is: 42,230,171.65
Step by Step Solution
- Step 1: Write the proportion equation
98,206,873.37 : 147,267,535.42 = 28,161,625.08 : x - Step 2: Convert to fraction form
98,206,873.37/147,267,535.42 = 28,161,625.08/x - Step 3: Cross multiply
98,206,873.37x = 147,267,535.42 × 28,161,625.08 - Step 4: Simplify right side
98,206,873.37x = 4,147,293,119,541,397 - Step 5: Solve for x
x = 4,147,293,119,541,397/98,206,873.37 - Step 6: Final answer
x = 42,230,171.65
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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.