Finding the Fourth Proportional to 99,777,184.05, 149,693,769.68 and 48,660,870.45
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Solution
The fourth proportional to 99,777,184.05, 149,693,769.68 and 48,660,870.45 is: 73,004,958.02
Step by Step Solution
- Step 1: Write the proportion equation
99,777,184.05 : 149,693,769.68 = 48,660,870.45 : x - Step 2: Convert to fraction form
99,777,184.05/149,693,769.68 = 48,660,870.45/x - Step 3: Cross multiply
99,777,184.05x = 149,693,769.68 × 48,660,870.45 - Step 4: Simplify right side
99,777,184.05x = 7,284,229,133,327,315 - Step 5: Solve for x
x = 7,284,229,133,327,315/99,777,184.05 - Step 6: Final answer
x = 73,004,958.02
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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.