Finding the Fourth Proportional to 120,690,298.20, 181,035,447.30 and 44,015,827.80
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Solution
The fourth proportional to 120,690,298.20, 181,035,447.30 and 44,015,827.80 is: 66,023,741.70
Step by Step Solution
- Step 1: Write the proportion equation
120,690,298.20 : 181,035,447.30 = 44,015,827.80 : x - Step 2: Convert to fraction form
120,690,298.20/181,035,447.30 = 44,015,827.80/x - Step 3: Cross multiply
120,690,298.20x = 181,035,447.30 × 44,015,827.80 - Step 4: Simplify right side
120,690,298.20x = 7,968,425,074,052,775 - Step 5: Solve for x
x = 7,968,425,074,052,775/120,690,298.20 - Step 6: Final answer
x = 66,023,741.70
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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.