Home / 810,213,737.00-1,215,320,620.05-196,793,829.32

Finding the Fourth Proportional to 810,213,737.00, 1,215,320,620.05 and 196,793,829.32

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Solution

The fourth proportional to 810,213,737.00, 1,215,320,620.05 and 196,793,829.32 is: 295,190,747.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,213,737.00 : 1,215,320,620.05 = 196,793,829.32 : x
  2. Step 2: Convert to fraction form
    810,213,737.00/1,215,320,620.05 = 196,793,829.32/x
  3. Step 3: Cross multiply
    810,213,737.00x = 1,215,320,620.05 × 196,793,829.32
  4. Step 4: Simplify right side
    810,213,737.00x = 239,167,598,665,119,648
  5. Step 5: Solve for x
    x = 239,167,598,665,119,648/810,213,737.00
  6. Step 6: Final answer
    x = 295,190,747.51

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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.