Finding the Fourth Proportional to 97,373,884.88, 145,933,650.50 and 74,260,187.18
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Solution
The fourth proportional to 97,373,884.88, 145,933,650.50 and 74,260,187.18 is: 111,293,291.99
Step by Step Solution
- Step 1: Write the proportion equation
97,373,884.88 : 145,933,650.50 = 74,260,187.18 : x - Step 2: Convert to fraction form
97,373,884.88/145,933,650.50 = 74,260,187.18/x - Step 3: Cross multiply
97,373,884.88x = 145,933,650.50 × 74,260,187.18 - Step 4: Simplify right side
97,373,884.88x = 10,837,060,201,990,702 - Step 5: Solve for x
x = 10,837,060,201,990,702/97,373,884.88 - Step 6: Final answer
x = 111,293,291.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.