Finding the Fourth Proportional to 135,115,264.94, 186,459,340.37 and 73,235,645.42
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Solution
The fourth proportional to 135,115,264.94, 186,459,340.37 and 73,235,645.42 is: 101,065,339.60
Step by Step Solution
- Step 1: Write the proportion equation
135,115,264.94 : 186,459,340.37 = 73,235,645.42 : x - Step 2: Convert to fraction form
135,115,264.94/186,459,340.37 = 73,235,645.42/x - Step 3: Cross multiply
135,115,264.94x = 186,459,340.37 × 73,235,645.42 - Step 4: Simplify right side
135,115,264.94x = 13,655,470,135,285,938 - Step 5: Solve for x
x = 13,655,470,135,285,938/135,115,264.94 - Step 6: Final answer
x = 101,065,339.60
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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.