Finding the Fourth Proportional to 135,087,268.56, 186,420,590.03 and 73,207,607.12
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Solution
The fourth proportional to 135,087,268.56, 186,420,590.03 and 73,207,607.12 is: 101,026,584.22
Step by Step Solution
- Step 1: Write the proportion equation
135,087,268.56 : 186,420,590.03 = 73,207,607.12 : x - Step 2: Convert to fraction form
135,087,268.56/186,420,590.03 = 73,207,607.12/x - Step 3: Cross multiply
135,087,268.56x = 186,420,590.03 × 73,207,607.12 - Step 4: Simplify right side
135,087,268.56x = 13,647,405,313,944,824 - Step 5: Solve for x
x = 13,647,405,313,944,824/135,087,268.56 - Step 6: Final answer
x = 101,026,584.22
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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.