Finding the Fourth Proportional to 121,299,007.68, 182,030,379.29 and 47,513,635.44
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Solution
The fourth proportional to 121,299,007.68, 182,030,379.29 and 47,513,635.44 is: 71,302,521.32
Step by Step Solution
- Step 1: Write the proportion equation
121,299,007.68 : 182,030,379.29 = 47,513,635.44 : x - Step 2: Convert to fraction form
121,299,007.68/182,030,379.29 = 47,513,635.44/x - Step 3: Cross multiply
121,299,007.68x = 182,030,379.29 × 47,513,635.44 - Step 4: Simplify right side
121,299,007.68x = 8,648,925,080,708,769 - Step 5: Solve for x
x = 8,648,925,080,708,769/121,299,007.68 - Step 6: Final answer
x = 71,302,521.32
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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.