Finding the Fourth Proportional to 3,026,640,713.76, 4,177,051,682.76 and 1,897,789,170.96
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Solution
The fourth proportional to 3,026,640,713.76, 4,177,051,682.76 and 1,897,789,170.96 is: 2,619,129,325.14
Step by Step Solution
- Step 1: Write the proportion equation
3,026,640,713.76 : 4,177,051,682.76 = 1,897,789,170.96 : x - Step 2: Convert to fraction form
3,026,640,713.76/4,177,051,682.76 = 1,897,789,170.96/x - Step 3: Cross multiply
3,026,640,713.76x = 4,177,051,682.76 × 1,897,789,170.96 - Step 4: Simplify right side
3,026,640,713.76x = 7,927,163,450,082,173,952 - Step 5: Solve for x
x = 7,927,163,450,082,173,952/3,026,640,713.76 - Step 6: Final answer
x = 2,619,129,325.14
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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.