Home / 188,867,634.26-260,638,369.20-109,529,735.30

Finding the Fourth Proportional to 188,867,634.26, 260,638,369.20 and 109,529,735.30

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Solution

The fourth proportional to 188,867,634.26, 260,638,369.20 and 109,529,735.30 is: 151,151,634.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,867,634.26 : 260,638,369.20 = 109,529,735.30 : x
  2. Step 2: Convert to fraction form
    188,867,634.26/260,638,369.20 = 109,529,735.30/x
  3. Step 3: Cross multiply
    188,867,634.26x = 260,638,369.20 × 109,529,735.30
  4. Step 4: Simplify right side
    188,867,634.26x = 28,547,651,587,499,672
  5. Step 5: Solve for x
    x = 28,547,651,587,499,672/188,867,634.26
  6. Step 6: Final answer
    x = 151,151,634.31

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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.