Finding the Fourth Proportional to 477,118,742.92, 715,598,379.98 and 132,107,245.32
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Solution
The fourth proportional to 477,118,742.92, 715,598,379.98 and 132,107,245.32 is: 198,138,790.68
Step by Step Solution
- Step 1: Write the proportion equation
477,118,742.92 : 715,598,379.98 = 132,107,245.32 : x - Step 2: Convert to fraction form
477,118,742.92/715,598,379.98 = 132,107,245.32/x - Step 3: Cross multiply
477,118,742.92x = 715,598,379.98 × 132,107,245.32 - Step 4: Simplify right side
477,118,742.92x = 94,535,730,734,612,432 - Step 5: Solve for x
x = 94,535,730,734,612,432/477,118,742.92 - Step 6: Final answer
x = 198,138,790.68
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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.