Home / 164,719,243.44-227,105,732.88-120,589,629.12

Finding the Fourth Proportional to 164,719,243.44, 227,105,732.88 and 120,589,629.12

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Solution

The fourth proportional to 164,719,243.44, 227,105,732.88 and 120,589,629.12 is: 166,262,274.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,719,243.44 : 227,105,732.88 = 120,589,629.12 : x
  2. Step 2: Convert to fraction form
    164,719,243.44/227,105,732.88 = 120,589,629.12/x
  3. Step 3: Cross multiply
    164,719,243.44x = 227,105,732.88 × 120,589,629.12
  4. Step 4: Simplify right side
    164,719,243.44x = 27,386,596,099,024,988
  5. Step 5: Solve for x
    x = 27,386,596,099,024,988/164,719,243.44
  6. Step 6: Final answer
    x = 166,262,274.69

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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.