Finding the Fourth Proportional to 2,250,883,031.58, 3,106,236,821.74 and 1,247,317,362.26
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Solution
The fourth proportional to 2,250,883,031.58, 3,106,236,821.74 and 1,247,317,362.26 is: 1,721,308,066.52
Step by Step Solution
- Step 1: Write the proportion equation
2,250,883,031.58 : 3,106,236,821.74 = 1,247,317,362.26 : x - Step 2: Convert to fraction form
2,250,883,031.58/3,106,236,821.74 = 1,247,317,362.26/x - Step 3: Cross multiply
2,250,883,031.58x = 3,106,236,821.74 × 1,247,317,362.26 - Step 4: Simplify right side
2,250,883,031.58x = 3,874,463,119,047,622,144 - Step 5: Solve for x
x = 3,874,463,119,047,622,144/2,250,883,031.58 - Step 6: Final answer
x = 1,721,308,066.52
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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.