Home / 544,254,631.80-751,049,755.56-321,308,128.44

Finding the Fourth Proportional to 544,254,631.80, 751,049,755.56 and 321,308,128.44

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Solution

The fourth proportional to 544,254,631.80, 751,049,755.56 and 321,308,128.44 is: 443,392,443.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,254,631.80 : 751,049,755.56 = 321,308,128.44 : x
  2. Step 2: Convert to fraction form
    544,254,631.80/751,049,755.56 = 321,308,128.44/x
  3. Step 3: Cross multiply
    544,254,631.80x = 751,049,755.56 × 321,308,128.44
  4. Step 4: Simplify right side
    544,254,631.80x = 241,318,391,324,303,072
  5. Step 5: Solve for x
    x = 241,318,391,324,303,072/544,254,631.80
  6. Step 6: Final answer
    x = 443,392,443.95

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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.