Home / 170,201,856,004.70-255,302,784,007.05-82,042,171,396.70

Finding the Fourth Proportional to 170,201,856,004.70, 255,302,784,007.05 and 82,042,171,396.70

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Solution

The fourth proportional to 170,201,856,004.70, 255,302,784,007.05 and 82,042,171,396.70 is: 123,063,257,095.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,201,856,004.70 : 255,302,784,007.05 = 82,042,171,396.70 : x
  2. Step 2: Convert to fraction form
    170,201,856,004.70/255,302,784,007.05 = 82,042,171,396.70/x
  3. Step 3: Cross multiply
    170,201,856,004.70x = 255,302,784,007.05 × 82,042,171,396.70
  4. Step 4: Simplify right side
    170,201,856,004.70x = 20,945,594,763,561,073,115,136
  5. Step 5: Solve for x
    x = 20,945,594,763,561,073,115,136/170,201,856,004.70
  6. Step 6: Final answer
    x = 123,063,257,095.05

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1.5x scale

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.