Finding the Fourth Proportional to 87,008,527.50, 120,069,369.99 and 47,850,303.30
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Solution
The fourth proportional to 87,008,527.50, 120,069,369.99 and 47,850,303.30 is: 66,032,099.80
Step by Step Solution
- Step 1: Write the proportion equation
87,008,527.50 : 120,069,369.99 = 47,850,303.30 : x - Step 2: Convert to fraction form
87,008,527.50/120,069,369.99 = 47,850,303.30/x - Step 3: Cross multiply
87,008,527.50x = 120,069,369.99 × 47,850,303.30 - Step 4: Simplify right side
87,008,527.50x = 5,745,355,771,061,417 - Step 5: Solve for x
x = 5,745,355,771,061,417/87,008,527.50 - Step 6: Final answer
x = 66,032,099.80
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.