Home / 231,927,408-320,051,667.96-127,504,719

Finding the Fourth Proportional to 231,927,408, 320,051,667.96 and 127,504,719

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Solution

The fourth proportional to 231,927,408, 320,051,667.96 and 127,504,719 is: 175,952,028.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,927,408 : 320,051,667.96 = 127,504,719 : x
  2. Step 2: Convert to fraction form
    231,927,408/320,051,667.96 = 127,504,719/x
  3. Step 3: Cross multiply
    231,927,408x = 320,051,667.96 × 127,504,719
  4. Step 4: Simplify right side
    231,927,408x = 40,808,097,988,721,104
  5. Step 5: Solve for x
    x = 40,808,097,988,721,104/231,927,408
  6. Step 6: Final answer
    x = 175,952,028.87

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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.