Finding the Fourth Proportional to 147,167,291.97, 203,027,048.43 and 87,595,184.70
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Solution
The fourth proportional to 147,167,291.97, 203,027,048.43 and 87,595,184.70 is: 120,843,371.98
Step by Step Solution
- Step 1: Write the proportion equation
147,167,291.97 : 203,027,048.43 = 87,595,184.70 : x - Step 2: Convert to fraction form
147,167,291.97/203,027,048.43 = 87,595,184.70/x - Step 3: Cross multiply
147,167,291.97x = 203,027,048.43 × 87,595,184.70 - Step 4: Simplify right side
147,167,291.97x = 17,784,191,806,321,696 - Step 5: Solve for x
x = 17,784,191,806,321,696/147,167,291.97 - Step 6: Final answer
x = 120,843,371.98
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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.