Home / 342,103,493.60-472,171,406.64-202,951,493.60

Finding the Fourth Proportional to 342,103,493.60, 472,171,406.64 and 202,951,493.60

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Solution

The fourth proportional to 342,103,493.60, 472,171,406.64 and 202,951,493.60 is: 280,113,749.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,103,493.60 : 472,171,406.64 = 202,951,493.60 : x
  2. Step 2: Convert to fraction form
    342,103,493.60/472,171,406.64 = 202,951,493.60/x
  3. Step 3: Cross multiply
    342,103,493.60x = 472,171,406.64 × 202,951,493.60
  4. Step 4: Simplify right side
    342,103,493.60x = 95,827,892,212,800,944
  5. Step 5: Solve for x
    x = 95,827,892,212,800,944/342,103,493.60
  6. Step 6: Final answer
    x = 280,113,749.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.