Home / 565,322,898.43-780,090,946.39-327,120,567.80

Finding the Fourth Proportional to 565,322,898.43, 780,090,946.39 and 327,120,567.80

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Solution

The fourth proportional to 565,322,898.43, 780,090,946.39 and 327,120,567.80 is: 451,394,758.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,322,898.43 : 780,090,946.39 = 327,120,567.80 : x
  2. Step 2: Convert to fraction form
    565,322,898.43/780,090,946.39 = 327,120,567.80/x
  3. Step 3: Cross multiply
    565,322,898.43x = 780,090,946.39 × 327,120,567.80
  4. Step 4: Simplify right side
    565,322,898.43x = 255,183,793,318,736,160
  5. Step 5: Solve for x
    x = 255,183,793,318,736,160/565,322,898.43
  6. Step 6: Final answer
    x = 451,394,758.69

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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.