Home / 388,120,108,785.50-582,179,382,466-364,501,779,558.03

Finding the Fourth Proportional to 388,120,108,785.50, 582,179,382,466 and 364,501,779,558.03

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Solution

The fourth proportional to 388,120,108,785.50, 582,179,382,466 and 364,501,779,558.03 is: 546,751,936,133.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,120,108,785.50 : 582,179,382,466 = 364,501,779,558.03 : x
  2. Step 2: Convert to fraction form
    388,120,108,785.50/582,179,382,466 = 364,501,779,558.03/x
  3. Step 3: Cross multiply
    388,120,108,785.50x = 582,179,382,466 × 364,501,779,558.03
  4. Step 4: Simplify right side
    388,120,108,785.50x = 212,205,420,930,851,999,318,016
  5. Step 5: Solve for x
    x = 212,205,420,930,851,999,318,016/388,120,108,785.50
  6. Step 6: Final answer
    x = 546,751,936,133.59

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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.