Home / 254,317,580.21-380,965,600.42-115,952,856.26

Finding the Fourth Proportional to 254,317,580.21, 380,965,600.42 and 115,952,856.26

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Solution

The fourth proportional to 254,317,580.21, 380,965,600.42 and 115,952,856.26 is: 173,696,405.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,317,580.21 : 380,965,600.42 = 115,952,856.26 : x
  2. Step 2: Convert to fraction form
    254,317,580.21/380,965,600.42 = 115,952,856.26/x
  3. Step 3: Cross multiply
    254,317,580.21x = 380,965,600.42 × 115,952,856.26
  4. Step 4: Simplify right side
    254,317,580.21x = 44,174,049,503,310,144
  5. Step 5: Solve for x
    x = 44,174,049,503,310,144/254,317,580.21
  6. Step 6: Final answer
    x = 173,696,405.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.