Home / 197,641,443.71-272,745,186.89-109,548,676.37

Finding the Fourth Proportional to 197,641,443.71, 272,745,186.89 and 109,548,676.37

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Solution

The fourth proportional to 197,641,443.71, 272,745,186.89 and 109,548,676.37 is: 151,177,170.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,641,443.71 : 272,745,186.89 = 109,548,676.37 : x
  2. Step 2: Convert to fraction form
    197,641,443.71/272,745,186.89 = 109,548,676.37/x
  3. Step 3: Cross multiply
    197,641,443.71x = 272,745,186.89 × 109,548,676.37
  4. Step 4: Simplify right side
    197,641,443.71x = 29,878,874,211,043,512
  5. Step 5: Solve for x
    x = 29,878,874,211,043,512/197,641,443.71
  6. Step 6: Final answer
    x = 151,177,170.39

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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.