Finding the Fourth Proportional to 171,698,368.92, 257,549,147.60 and 48,876,682.04
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Solution
The fourth proportional to 171,698,368.92, 257,549,147.60 and 48,876,682.04 is: 73,315,476.88
Step by Step Solution
- Step 1: Write the proportion equation
171,698,368.92 : 257,549,147.60 = 48,876,682.04 : x - Step 2: Convert to fraction form
171,698,368.92/257,549,147.60 = 48,876,682.04/x - Step 3: Cross multiply
171,698,368.92x = 257,549,147.60 × 48,876,682.04 - Step 4: Simplify right side
171,698,368.92x = 12,588,147,797,040,420 - Step 5: Solve for x
x = 12,588,147,797,040,420/171,698,368.92 - Step 6: Final answer
x = 73,315,476.88
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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.