Finding the Fourth Proportional to 269,460,332.76, 371,860,102.06 and 158,031,542.08
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Solution
The fourth proportional to 269,460,332.76, 371,860,102.06 and 158,031,542.08 is: 218,086,368.28
Step by Step Solution
- Step 1: Write the proportion equation
269,460,332.76 : 371,860,102.06 = 158,031,542.08 : x - Step 2: Convert to fraction form
269,460,332.76/371,860,102.06 = 158,031,542.08/x - Step 3: Cross multiply
269,460,332.76x = 371,860,102.06 × 158,031,542.08 - Step 4: Simplify right side
269,460,332.76x = 58,765,625,366,567,992 - Step 5: Solve for x
x = 58,765,625,366,567,992/269,460,332.76 - Step 6: Final answer
x = 218,086,368.28
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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.