Finding the Fourth Proportional to 187,903,171.24, 259,305,845.46 and 104,283,926.20
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Solution
The fourth proportional to 187,903,171.24, 259,305,845.46 and 104,283,926.20 is: 143,911,523.54
Step by Step Solution
- Step 1: Write the proportion equation
187,903,171.24 : 259,305,845.46 = 104,283,926.20 : x - Step 2: Convert to fraction form
187,903,171.24/259,305,845.46 = 104,283,926.20/x - Step 3: Cross multiply
187,903,171.24x = 259,305,845.46 × 104,283,926.20 - Step 4: Simplify right side
187,903,171.24x = 27,041,431,651,179,248 - Step 5: Solve for x
x = 27,041,431,651,179,248/187,903,171.24 - Step 6: Final answer
x = 143,911,523.54
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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.