Home / 171,936,022.60-257,904,033.90-137,923,798.60

Finding the Fourth Proportional to 171,936,022.60, 257,904,033.90 and 137,923,798.60

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Solution

The fourth proportional to 171,936,022.60, 257,904,033.90 and 137,923,798.60 is: 206,885,697.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,936,022.60 : 257,904,033.90 = 137,923,798.60 : x
  2. Step 2: Convert to fraction form
    171,936,022.60/257,904,033.90 = 137,923,798.60/x
  3. Step 3: Cross multiply
    171,936,022.60x = 257,904,033.90 × 137,923,798.60
  4. Step 4: Simplify right side
    171,936,022.60x = 35,571,104,029,751,172
  5. Step 5: Solve for x
    x = 35,571,104,029,751,172/171,936,022.60
  6. Step 6: Final answer
    x = 206,885,697.90

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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.