Home / 388,120,108,785.99-582,179,382,466.75-364,501,779,558.53

Finding the Fourth Proportional to 388,120,108,785.99, 582,179,382,466.75 and 364,501,779,558.53

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Solution

The fourth proportional to 388,120,108,785.99, 582,179,382,466.75 and 364,501,779,558.53 is: 546,751,936,134.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,120,108,785.99 : 582,179,382,466.75 = 364,501,779,558.53 : x
  2. Step 2: Convert to fraction form
    388,120,108,785.99/582,179,382,466.75 = 364,501,779,558.53/x
  3. Step 3: Cross multiply
    388,120,108,785.99x = 582,179,382,466.75 × 364,501,779,558.53
  4. Step 4: Simplify right side
    388,120,108,785.99x = 212,205,420,931,416,451,973,120
  5. Step 5: Solve for x
    x = 212,205,420,931,416,451,973,120/388,120,108,785.99
  6. Step 6: Final answer
    x = 546,751,936,134.36

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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.