Finding the Fourth Proportional to 122,750,587.44, 169,393,407.36 and 66,996,407.04
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Solution
The fourth proportional to 122,750,587.44, 169,393,407.36 and 66,996,407.04 is: 92,453,730.01
Step by Step Solution
- Step 1: Write the proportion equation
122,750,587.44 : 169,393,407.36 = 66,996,407.04 : x - Step 2: Convert to fraction form
122,750,587.44/169,393,407.36 = 66,996,407.04/x - Step 3: Cross multiply
122,750,587.44x = 169,393,407.36 × 66,996,407.04 - Step 4: Simplify right side
122,750,587.44x = 11,348,749,669,383,092 - Step 5: Solve for x
x = 11,348,749,669,383,092/122,750,587.44 - Step 6: Final answer
x = 92,453,730.01
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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.