Home / 118,984,745.88-178,485,317.82-49,827,918.60

Finding the Fourth Proportional to 118,984,745.88, 178,485,317.82 and 49,827,918.60

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Solution

The fourth proportional to 118,984,745.88, 178,485,317.82 and 49,827,918.60 is: 74,745,311.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,984,745.88 : 178,485,317.82 = 49,827,918.60 : x
  2. Step 2: Convert to fraction form
    118,984,745.88/178,485,317.82 = 49,827,918.60/x
  3. Step 3: Cross multiply
    118,984,745.88x = 178,485,317.82 × 49,827,918.60
  4. Step 4: Simplify right side
    118,984,745.88x = 8,893,551,887,630,089
  5. Step 5: Solve for x
    x = 8,893,551,887,630,089/118,984,745.88
  6. Step 6: Final answer
    x = 74,745,311.44

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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.