Finding the Fourth Proportional to 135,087,277.56, 186,420,602.46 and 73,207,616.10
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Solution
The fourth proportional to 135,087,277.56, 186,420,602.46 and 73,207,616.10 is: 101,026,596.62
Step by Step Solution
- Step 1: Write the proportion equation
135,087,277.56 : 186,420,602.46 = 73,207,616.10 : x - Step 2: Convert to fraction form
135,087,277.56/186,420,602.46 = 73,207,616.10/x - Step 3: Cross multiply
135,087,277.56x = 186,420,602.46 × 73,207,616.10 - Step 4: Simplify right side
135,087,277.56x = 13,647,407,898,022,396 - Step 5: Solve for x
x = 13,647,407,898,022,396/135,087,277.56 - Step 6: Final answer
x = 101,026,596.62
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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.