Home / 344,610,408.84-475,565,399.24-187,978,212.42

Finding the Fourth Proportional to 344,610,408.84, 475,565,399.24 and 187,978,212.42

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Solution

The fourth proportional to 344,610,408.84, 475,565,399.24 and 187,978,212.42 is: 259,411,588.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,610,408.84 : 475,565,399.24 = 187,978,212.42 : x
  2. Step 2: Convert to fraction form
    344,610,408.84/475,565,399.24 = 187,978,212.42/x
  3. Step 3: Cross multiply
    344,610,408.84x = 475,565,399.24 × 187,978,212.42
  4. Step 4: Simplify right side
    344,610,408.84x = 89,395,933,636,030,944
  5. Step 5: Solve for x
    x = 89,395,933,636,030,944/344,610,408.84
  6. Step 6: Final answer
    x = 259,411,588.69

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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.