Finding the Fourth Proportional to 135,790,797.27, 187,395,314.88 and 96,169,213.53
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Solution
The fourth proportional to 135,790,797.27, 187,395,314.88 and 96,169,213.53 is: 132,716,357.91
Step by Step Solution
- Step 1: Write the proportion equation
135,790,797.27 : 187,395,314.88 = 96,169,213.53 : x - Step 2: Convert to fraction form
135,790,797.27/187,395,314.88 = 96,169,213.53/x - Step 3: Cross multiply
135,790,797.27x = 187,395,314.88 × 96,169,213.53 - Step 4: Simplify right side
135,790,797.27x = 18,021,660,051,216,308 - Step 5: Solve for x
x = 18,021,660,051,216,308/135,790,797.27 - Step 6: Final answer
x = 132,716,357.91
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.