Home / 189,022,834.60-283,109,099.10-112,495,330.60

Finding the Fourth Proportional to 189,022,834.60, 283,109,099.10 and 112,495,330.60

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Solution

The fourth proportional to 189,022,834.60, 283,109,099.10 and 112,495,330.60 is: 168,489,969.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,022,834.60 : 283,109,099.10 = 112,495,330.60 : x
  2. Step 2: Convert to fraction form
    189,022,834.60/283,109,099.10 = 112,495,330.60/x
  3. Step 3: Cross multiply
    189,022,834.60x = 283,109,099.10 × 112,495,330.60
  4. Step 4: Simplify right side
    189,022,834.60x = 31,848,451,699,122,664
  5. Step 5: Solve for x
    x = 31,848,451,699,122,664/189,022,834.60
  6. Step 6: Final answer
    x = 168,489,969.83

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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.