Finding the Fourth Proportional to 98,102,163.93, 147,148,354.45 and 36,686,807.55
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Solution
The fourth proportional to 98,102,163.93, 147,148,354.45 and 36,686,807.55 is: 55,028,382.10
Step by Step Solution
- Step 1: Write the proportion equation
98,102,163.93 : 147,148,354.45 = 36,686,807.55 : x - Step 2: Convert to fraction form
98,102,163.93/147,148,354.45 = 36,686,807.55/x - Step 3: Cross multiply
98,102,163.93x = 147,148,354.45 × 36,686,807.55 - Step 4: Simplify right side
98,102,163.93x = 5,398,403,361,052,194 - Step 5: Solve for x
x = 5,398,403,361,052,194/98,102,163.93 - Step 6: Final answer
x = 55,028,382.10
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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.