Home / 251,991,680.40-377,987,520.60-200,973,344.40

Finding the Fourth Proportional to 251,991,680.40, 377,987,520.60 and 200,973,344.40

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Solution

The fourth proportional to 251,991,680.40, 377,987,520.60 and 200,973,344.40 is: 301,460,016.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,991,680.40 : 377,987,520.60 = 200,973,344.40 : x
  2. Step 2: Convert to fraction form
    251,991,680.40/377,987,520.60 = 200,973,344.40/x
  3. Step 3: Cross multiply
    251,991,680.40x = 377,987,520.60 × 200,973,344.40
  4. Step 4: Simplify right side
    251,991,680.40x = 75,965,416,156,445,904
  5. Step 5: Solve for x
    x = 75,965,416,156,445,904/251,991,680.40
  6. Step 6: Final answer
    x = 301,460,016.60

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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.