Finding the Fourth Proportional to 227,776,972.80, 341,632,281.60 and 66,202,060.80
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Solution
The fourth proportional to 227,776,972.80, 341,632,281.60 and 66,202,060.80 is: 99,293,448.32
Step by Step Solution
- Step 1: Write the proportion equation
227,776,972.80 : 341,632,281.60 = 66,202,060.80 : x - Step 2: Convert to fraction form
227,776,972.80/341,632,281.60 = 66,202,060.80/x - Step 3: Cross multiply
227,776,972.80x = 341,632,281.60 × 66,202,060.80 - Step 4: Simplify right side
227,776,972.80x = 22,616,761,077,725,920 - Step 5: Solve for x
x = 22,616,761,077,725,920/227,776,972.80 - Step 6: Final answer
x = 99,293,448.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.