Home / 231,410,408.14-319,355,570.46-126,992,216.26

Finding the Fourth Proportional to 231,410,408.14, 319,355,570.46 and 126,992,216.26

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Solution

The fourth proportional to 231,410,408.14, 319,355,570.46 and 126,992,216.26 is: 175,254,311.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,410,408.14 : 319,355,570.46 = 126,992,216.26 : x
  2. Step 2: Convert to fraction form
    231,410,408.14/319,355,570.46 = 126,992,216.26/x
  3. Step 3: Cross multiply
    231,410,408.14x = 319,355,570.46 × 126,992,216.26
  4. Step 4: Simplify right side
    231,410,408.14x = 40,555,671,667,691,984
  5. Step 5: Solve for x
    x = 40,555,671,667,691,984/231,410,408.14
  6. Step 6: Final answer
    x = 175,254,311.13

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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.