Finding the Fourth Proportional to 3,149,739,351.16, 4,346,764,617.36 and 1,811,627,294.20
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Solution
The fourth proportional to 3,149,739,351.16, 4,346,764,617.36 and 1,811,627,294.20 is: 2,500,117,166.64
Step by Step Solution
- Step 1: Write the proportion equation
3,149,739,351.16 : 4,346,764,617.36 = 1,811,627,294.20 : x - Step 2: Convert to fraction form
3,149,739,351.16/4,346,764,617.36 = 1,811,627,294.20/x - Step 3: Cross multiply
3,149,739,351.16x = 4,346,764,617.36 × 1,811,627,294.20 - Step 4: Simplify right side
3,149,739,351.16x = 7,874,717,422,272,194,560 - Step 5: Solve for x
x = 7,874,717,422,272,194,560/3,149,739,351.16 - Step 6: Final answer
x = 2,500,117,166.64
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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.