Finding the Fourth Proportional to 220,444,284.63, 304,207,513.86 and 119,968,450.83
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Solution
The fourth proportional to 220,444,284.63, 304,207,513.86 and 119,968,450.83 is: 165,553,415.14
Step by Step Solution
- Step 1: Write the proportion equation
220,444,284.63 : 304,207,513.86 = 119,968,450.83 : x - Step 2: Convert to fraction form
220,444,284.63/304,207,513.86 = 119,968,450.83/x - Step 3: Cross multiply
220,444,284.63x = 304,207,513.86 × 119,968,450.83 - Step 4: Simplify right side
220,444,284.63x = 36,495,304,168,629,952 - Step 5: Solve for x
x = 36,495,304,168,629,952/220,444,284.63 - Step 6: Final answer
x = 165,553,415.14
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1.5x scale
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.