Home / 197,540,333.80-272,622,401.06-109,461,959.72

Finding the Fourth Proportional to 197,540,333.80, 272,622,401.06 and 109,461,959.72

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Solution

The fourth proportional to 197,540,333.80, 272,622,401.06 and 109,461,959.72 is: 151,066,780.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,540,333.80 : 272,622,401.06 = 109,461,959.72 : x
  2. Step 2: Convert to fraction form
    197,540,333.80/272,622,401.06 = 109,461,959.72/x
  3. Step 3: Cross multiply
    197,540,333.80x = 272,622,401.06 × 109,461,959.72
  4. Step 4: Simplify right side
    197,540,333.80x = 29,841,782,283,599,404
  5. Step 5: Solve for x
    x = 29,841,782,283,599,404/197,540,333.80
  6. Step 6: Final answer
    x = 151,066,780.69

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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.