Home / 397,693,453.12-548,883,749.62-230,534,277.64

Finding the Fourth Proportional to 397,693,453.12, 548,883,749.62 and 230,534,277.64

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Solution

The fourth proportional to 397,693,453.12, 548,883,749.62 and 230,534,277.64 is: 318,176,016.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,693,453.12 : 548,883,749.62 = 230,534,277.64 : x
  2. Step 2: Convert to fraction form
    397,693,453.12/548,883,749.62 = 230,534,277.64/x
  3. Step 3: Cross multiply
    397,693,453.12x = 548,883,749.62 × 230,534,277.64
  4. Step 4: Simplify right side
    397,693,453.12x = 126,536,518,726,981,312
  5. Step 5: Solve for x
    x = 126,536,518,726,981,312/397,693,453.12
  6. Step 6: Final answer
    x = 318,176,016.56

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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.