Home / 197,376,004.90-296,064,007.35-128,101,176.10

Finding the Fourth Proportional to 197,376,004.90, 296,064,007.35 and 128,101,176.10

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Solution

The fourth proportional to 197,376,004.90, 296,064,007.35 and 128,101,176.10 is: 192,151,764.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,376,004.90 : 296,064,007.35 = 128,101,176.10 : x
  2. Step 2: Convert to fraction form
    197,376,004.90/296,064,007.35 = 128,101,176.10/x
  3. Step 3: Cross multiply
    197,376,004.90x = 296,064,007.35 × 128,101,176.10
  4. Step 4: Simplify right side
    197,376,004.90x = 37,926,147,542,414,048
  5. Step 5: Solve for x
    x = 37,926,147,542,414,048/197,376,004.90
  6. Step 6: Final answer
    x = 192,151,764.15

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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.