Finding the Fourth Proportional to 164,213,749.19, 226,615,574.25 and 88,860,077.48
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Solution
The fourth proportional to 164,213,749.19, 226,615,574.25 and 88,860,077.48 is: 122,627,231.79
Step by Step Solution
- Step 1: Write the proportion equation
164,213,749.19 : 226,615,574.25 = 88,860,077.48 : x - Step 2: Convert to fraction form
164,213,749.19/226,615,574.25 = 88,860,077.48/x - Step 3: Cross multiply
164,213,749.19x = 226,615,574.25 × 88,860,077.48 - Step 4: Simplify right side
164,213,749.19x = 20,137,077,484,896,612 - Step 5: Solve for x
x = 20,137,077,484,896,612/164,213,749.19 - Step 6: Final answer
x = 122,627,231.79
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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.