Home / 540,864,028.40-811,296,042.60-325,873,180.40

Finding the Fourth Proportional to 540,864,028.40, 811,296,042.60 and 325,873,180.40

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Solution

The fourth proportional to 540,864,028.40, 811,296,042.60 and 325,873,180.40 is: 488,809,770.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,864,028.40 : 811,296,042.60 = 325,873,180.40 : x
  2. Step 2: Convert to fraction form
    540,864,028.40/811,296,042.60 = 325,873,180.40/x
  3. Step 3: Cross multiply
    540,864,028.40x = 811,296,042.60 × 325,873,180.40
  4. Step 4: Simplify right side
    540,864,028.40x = 264,379,621,647,995,872
  5. Step 5: Solve for x
    x = 264,379,621,647,995,872/540,864,028.40
  6. Step 6: Final answer
    x = 488,809,770.60

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.