Home / 1,728,034,630.26-2,384,694,110.43-935,080,615.68

Finding the Fourth Proportional to 1,728,034,630.26, 2,384,694,110.43 and 935,080,615.68

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Solution

The fourth proportional to 1,728,034,630.26, 2,384,694,110.43 and 935,080,615.68 is: 1,290,414,669.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,034,630.26 : 2,384,694,110.43 = 935,080,615.68 : x
  2. Step 2: Convert to fraction form
    1,728,034,630.26/2,384,694,110.43 = 935,080,615.68/x
  3. Step 3: Cross multiply
    1,728,034,630.26x = 2,384,694,110.43 × 935,080,615.68
  4. Step 4: Simplify right side
    1,728,034,630.26x = 2,229,881,236,989,353,984
  5. Step 5: Solve for x
    x = 2,229,881,236,989,353,984/1,728,034,630.26
  6. Step 6: Final answer
    x = 1,290,414,669.90

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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.