Finding the Fourth Proportional to 190,245,591.95, 285,298,391.77 and 65,716,529.53
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Solution
The fourth proportional to 190,245,591.95, 285,298,391.77 and 65,716,529.53 is: 98,550,615.53
Step by Step Solution
- Step 1: Write the proportion equation
190,245,591.95 : 285,298,391.77 = 65,716,529.53 : x - Step 2: Convert to fraction form
190,245,591.95/285,298,391.77 = 65,716,529.53/x - Step 3: Cross multiply
190,245,591.95x = 285,298,391.77 × 65,716,529.53 - Step 4: Simplify right side
190,245,591.95x = 18,748,820,187,614,712 - Step 5: Solve for x
x = 18,748,820,187,614,712/190,245,591.95 - Step 6: Final answer
x = 98,550,615.53
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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.