Finding the Fourth Proportional to 135,087,258.00, 186,420,575.49 and 73,207,596.56
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Solution
The fourth proportional to 135,087,258.00, 186,420,575.49 and 73,207,596.56 is: 101,026,569.67
Step by Step Solution
- Step 1: Write the proportion equation
135,087,258.00 : 186,420,575.49 = 73,207,596.56 : x - Step 2: Convert to fraction form
135,087,258.00/186,420,575.49 = 73,207,596.56/x - Step 3: Cross multiply
135,087,258.00x = 186,420,575.49 × 73,207,596.56 - Step 4: Simplify right side
135,087,258.00x = 13,647,402,281,321,144 - Step 5: Solve for x
x = 13,647,402,281,321,144/135,087,258.00 - Step 6: Final answer
x = 101,026,569.67
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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.