Finding the Fourth Proportional to 121,299,007.99, 182,030,379.75 and 47,513,635.75
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Solution
The fourth proportional to 121,299,007.99, 182,030,379.75 and 47,513,635.75 is: 71,302,521.78
Step by Step Solution
- Step 1: Write the proportion equation
121,299,007.99 : 182,030,379.75 = 47,513,635.75 : x - Step 2: Convert to fraction form
121,299,007.99/182,030,379.75 = 47,513,635.75/x - Step 3: Cross multiply
121,299,007.99x = 182,030,379.75 × 47,513,635.75 - Step 4: Simplify right side
121,299,007.99x = 8,648,925,158,875,676 - Step 5: Solve for x
x = 8,648,925,158,875,676/121,299,007.99 - Step 6: Final answer
x = 71,302,521.78
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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.