Home / 936,923,433.20-1,291,340,489.28-623,096,893.88

Finding the Fourth Proportional to 936,923,433.20, 1,291,340,489.28 and 623,096,893.88

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Solution

The fourth proportional to 936,923,433.20, 1,291,340,489.28 and 623,096,893.88 is: 858,800,430.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,923,433.20 : 1,291,340,489.28 = 623,096,893.88 : x
  2. Step 2: Convert to fraction form
    936,923,433.20/1,291,340,489.28 = 623,096,893.88/x
  3. Step 3: Cross multiply
    936,923,433.20x = 1,291,340,489.28 × 623,096,893.88
  4. Step 4: Simplify right side
    936,923,433.20x = 804,630,247,811,847,424
  5. Step 5: Solve for x
    x = 804,630,247,811,847,424/936,923,433.20
  6. Step 6: Final answer
    x = 858,800,430.54

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1.5x scale

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.