Home / 229,188,679.32-316,284,408.54-124,769,751.96

Finding the Fourth Proportional to 229,188,679.32, 316,284,408.54 and 124,769,751.96

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Solution

The fourth proportional to 229,188,679.32, 316,284,408.54 and 124,769,751.96 is: 172,184,452.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,188,679.32 : 316,284,408.54 = 124,769,751.96 : x
  2. Step 2: Convert to fraction form
    229,188,679.32/316,284,408.54 = 124,769,751.96/x
  3. Step 3: Cross multiply
    229,188,679.32x = 316,284,408.54 × 124,769,751.96
  4. Step 4: Simplify right side
    229,188,679.32x = 39,462,727,202,351,104
  5. Step 5: Solve for x
    x = 39,462,727,202,351,104/229,188,679.32
  6. Step 6: Final answer
    x = 172,184,452.21

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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.